diff --git a/apiv4_3/api/openapi.yaml b/apiv4_3/api/openapi.yaml
index 978ab131..d6e9473d 100644
--- a/apiv4_3/api/openapi.yaml
+++ b/apiv4_3/api/openapi.yaml
@@ -146697,7 +146697,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -147304,7 +147303,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -148216,7 +148214,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -148366,7 +148363,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -148507,7 +148503,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -149127,7 +149122,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -153384,7 +153378,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -155024,7 +155017,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -159505,7 +159497,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - component
       - device
       - id
@@ -159835,7 +159826,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - component
       - device_type
       - id
@@ -160676,7 +160666,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -161777,7 +161766,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -162102,7 +162090,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -162247,7 +162234,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -162304,7 +162290,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -162434,7 +162419,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -162672,7 +162656,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -189606,7 +189589,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - children
       - family
       - id
@@ -191734,7 +191716,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -193019,7 +193000,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -193793,7 +193773,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -197635,7 +197614,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
diff --git a/apiv4_3/docs/BriefDeviceRole.md b/apiv4_3/docs/BriefDeviceRole.md
index 36e270b6..12c482c9 100644
--- a/apiv4_3/docs/BriefDeviceRole.md
+++ b/apiv4_3/docs/BriefDeviceRole.md
@@ -12,13 +12,13 @@ Name | Type | Description | Notes
 **Description** | Pointer to **string** |  | [optional] 
 **DeviceCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **VirtualmachineCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefDeviceRole
 
-`func NewBriefDeviceRole(id int32, url string, name string, slug string, depth int32, ) *BriefDeviceRole`
+`func NewBriefDeviceRole(id int32, url string, name string, slug string, ) *BriefDeviceRole`
 
 NewBriefDeviceRole instantiates a new BriefDeviceRole object
 This constructor will assign default values to properties that have it defined,
@@ -232,6 +232,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefDeviceRole) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/BriefLocation.md b/apiv4_3/docs/BriefLocation.md
index ca6c7a98..95a0c7b8 100644
--- a/apiv4_3/docs/BriefLocation.md
+++ b/apiv4_3/docs/BriefLocation.md
@@ -11,13 +11,13 @@ Name | Type | Description | Notes
 **Slug** | **string** |  | 
 **Description** | Pointer to **string** |  | [optional] 
 **RackCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefLocation
 
-`func NewBriefLocation(id int32, url string, name string, slug string, depth int32, ) *BriefLocation`
+`func NewBriefLocation(id int32, url string, name string, slug string, ) *BriefLocation`
 
 NewBriefLocation instantiates a new BriefLocation object
 This constructor will assign default values to properties that have it defined,
@@ -206,6 +206,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefLocation) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/BriefRegion.md b/apiv4_3/docs/BriefRegion.md
index 5805799d..f4714832 100644
--- a/apiv4_3/docs/BriefRegion.md
+++ b/apiv4_3/docs/BriefRegion.md
@@ -11,13 +11,13 @@ Name | Type | Description | Notes
 **Slug** | **string** |  | 
 **Description** | Pointer to **string** |  | [optional] 
 **SiteCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefRegion
 
-`func NewBriefRegion(id int32, url string, name string, slug string, depth int32, ) *BriefRegion`
+`func NewBriefRegion(id int32, url string, name string, slug string, ) *BriefRegion`
 
 NewBriefRegion instantiates a new BriefRegion object
 This constructor will assign default values to properties that have it defined,
@@ -206,6 +206,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefRegion) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/BriefSiteGroup.md b/apiv4_3/docs/BriefSiteGroup.md
index e45d2b58..bbe20dba 100644
--- a/apiv4_3/docs/BriefSiteGroup.md
+++ b/apiv4_3/docs/BriefSiteGroup.md
@@ -11,13 +11,13 @@ Name | Type | Description | Notes
 **Slug** | **string** |  | 
 **Description** | Pointer to **string** |  | [optional] 
 **SiteCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefSiteGroup
 
-`func NewBriefSiteGroup(id int32, url string, name string, slug string, depth int32, ) *BriefSiteGroup`
+`func NewBriefSiteGroup(id int32, url string, name string, slug string, ) *BriefSiteGroup`
 
 NewBriefSiteGroup instantiates a new BriefSiteGroup object
 This constructor will assign default values to properties that have it defined,
@@ -206,6 +206,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefSiteGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/BriefTenantGroup.md b/apiv4_3/docs/BriefTenantGroup.md
index c81f13bc..abbed0db 100644
--- a/apiv4_3/docs/BriefTenantGroup.md
+++ b/apiv4_3/docs/BriefTenantGroup.md
@@ -11,13 +11,13 @@ Name | Type | Description | Notes
 **Slug** | **string** |  | 
 **Description** | Pointer to **string** |  | [optional] 
 **TenantCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefTenantGroup
 
-`func NewBriefTenantGroup(id int32, url string, name string, slug string, depth int32, ) *BriefTenantGroup`
+`func NewBriefTenantGroup(id int32, url string, name string, slug string, ) *BriefTenantGroup`
 
 NewBriefTenantGroup instantiates a new BriefTenantGroup object
 This constructor will assign default values to properties that have it defined,
@@ -206,6 +206,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefTenantGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/BriefWirelessLANGroup.md b/apiv4_3/docs/BriefWirelessLANGroup.md
index bf4b1dc1..25ed796d 100644
--- a/apiv4_3/docs/BriefWirelessLANGroup.md
+++ b/apiv4_3/docs/BriefWirelessLANGroup.md
@@ -11,13 +11,13 @@ Name | Type | Description | Notes
 **Slug** | **string** |  | 
 **Description** | Pointer to **string** |  | [optional] 
 **WirelesslanCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefWirelessLANGroup
 
-`func NewBriefWirelessLANGroup(id int32, url string, name string, slug string, depth int32, ) *BriefWirelessLANGroup`
+`func NewBriefWirelessLANGroup(id int32, url string, name string, slug string, ) *BriefWirelessLANGroup`
 
 NewBriefWirelessLANGroup instantiates a new BriefWirelessLANGroup object
 This constructor will assign default values to properties that have it defined,
@@ -206,6 +206,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefWirelessLANGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/ContactGroup.md b/apiv4_3/docs/ContactGroup.md
index 76f6bfa2..8c376e5b 100644
--- a/apiv4_3/docs/ContactGroup.md
+++ b/apiv4_3/docs/ContactGroup.md
@@ -18,13 +18,13 @@ Name | Type | Description | Notes
 **LastUpdated** | **NullableTime** |  | [readonly] 
 **ContactCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewContactGroup
 
-`func NewContactGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *ContactGroup`
+`func NewContactGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *ContactGroup`
 
 NewContactGroup instantiates a new ContactGroup object
 This constructor will assign default values to properties that have it defined,
@@ -413,6 +413,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *ContactGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/DeviceRole.md b/apiv4_3/docs/DeviceRole.md
index 12ea0952..28f6b7d9 100644
--- a/apiv4_3/docs/DeviceRole.md
+++ b/apiv4_3/docs/DeviceRole.md
@@ -22,13 +22,13 @@ Name | Type | Description | Notes
 **DeviceCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **VirtualmachineCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewDeviceRole
 
-`func NewDeviceRole(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *DeviceRole`
+`func NewDeviceRole(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *DeviceRole`
 
 NewDeviceRole instantiates a new DeviceRole object
 This constructor will assign default values to properties that have it defined,
@@ -527,6 +527,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *DeviceRole) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/InventoryItem.md b/apiv4_3/docs/InventoryItem.md
index db5b1bc7..028633b4 100644
--- a/apiv4_3/docs/InventoryItem.md
+++ b/apiv4_3/docs/InventoryItem.md
@@ -27,13 +27,13 @@ Name | Type | Description | Notes
 **CustomFields** | Pointer to **map[string]interface{}** |  | [optional] 
 **Created** | Pointer to **NullableTime** |  | [optional] [readonly] 
 **LastUpdated** | **NullableTime** |  | [readonly] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewInventoryItem
 
-`func NewInventoryItem(id int32, url string, device BriefDevice, name string, component interface{}, lastUpdated NullableTime, depth int32, ) *InventoryItem`
+`func NewInventoryItem(id int32, url string, device BriefDevice, name string, component interface{}, lastUpdated NullableTime, ) *InventoryItem`
 
 NewInventoryItem instantiates a new InventoryItem object
 This constructor will assign default values to properties that have it defined,
@@ -702,6 +702,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *InventoryItem) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/InventoryItemTemplate.md b/apiv4_3/docs/InventoryItemTemplate.md
index 961dc6a1..db2a2b9f 100644
--- a/apiv4_3/docs/InventoryItemTemplate.md
+++ b/apiv4_3/docs/InventoryItemTemplate.md
@@ -20,13 +20,13 @@ Name | Type | Description | Notes
 **Component** | **interface{}** |  | [readonly] 
 **Created** | Pointer to **NullableTime** |  | [optional] [readonly] 
 **LastUpdated** | **NullableTime** |  | [readonly] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewInventoryItemTemplate
 
-`func NewInventoryItemTemplate(id int32, url string, deviceType BriefDeviceType, name string, component interface{}, lastUpdated NullableTime, depth int32, ) *InventoryItemTemplate`
+`func NewInventoryItemTemplate(id int32, url string, deviceType BriefDeviceType, name string, component interface{}, lastUpdated NullableTime, ) *InventoryItemTemplate`
 
 NewInventoryItemTemplate instantiates a new InventoryItemTemplate object
 This constructor will assign default values to properties that have it defined,
@@ -510,6 +510,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *InventoryItemTemplate) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/Location.md b/apiv4_3/docs/Location.md
index 4ca1a540..1cf20f10 100644
--- a/apiv4_3/docs/Location.md
+++ b/apiv4_3/docs/Location.md
@@ -24,13 +24,13 @@ Name | Type | Description | Notes
 **DeviceCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **PrefixCount** | Pointer to **int64** |  | [optional] [readonly] 
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewLocation
 
-`func NewLocation(id int32, url string, name string, slug string, site BriefSite, lastUpdated NullableTime, depth int32, ) *Location`
+`func NewLocation(id int32, url string, name string, slug string, site BriefSite, lastUpdated NullableTime, ) *Location`
 
 NewLocation instantiates a new Location object
 This constructor will assign default values to properties that have it defined,
@@ -574,6 +574,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *Location) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/NestedContactGroup.md b/apiv4_3/docs/NestedContactGroup.md
index 752b13b7..a9f00ef5 100644
--- a/apiv4_3/docs/NestedContactGroup.md
+++ b/apiv4_3/docs/NestedContactGroup.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedContactGroup
 
-`func NewNestedContactGroup(id int32, url string, name string, slug string, depth int32, ) *NestedContactGroup`
+`func NewNestedContactGroup(id int32, url string, name string, slug string, ) *NestedContactGroup`
 
 NewNestedContactGroup instantiates a new NestedContactGroup object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedContactGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/NestedLocation.md b/apiv4_3/docs/NestedLocation.md
index 79121cf2..5cef9aeb 100644
--- a/apiv4_3/docs/NestedLocation.md
+++ b/apiv4_3/docs/NestedLocation.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedLocation
 
-`func NewNestedLocation(id int32, url string, name string, slug string, depth int32, ) *NestedLocation`
+`func NewNestedLocation(id int32, url string, name string, slug string, ) *NestedLocation`
 
 NewNestedLocation instantiates a new NestedLocation object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedLocation) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/NestedRegion.md b/apiv4_3/docs/NestedRegion.md
index b6139170..17d425e5 100644
--- a/apiv4_3/docs/NestedRegion.md
+++ b/apiv4_3/docs/NestedRegion.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedRegion
 
-`func NewNestedRegion(id int32, url string, name string, slug string, depth int32, ) *NestedRegion`
+`func NewNestedRegion(id int32, url string, name string, slug string, ) *NestedRegion`
 
 NewNestedRegion instantiates a new NestedRegion object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedRegion) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/NestedSiteGroup.md b/apiv4_3/docs/NestedSiteGroup.md
index 0edfb1e0..2737ef6d 100644
--- a/apiv4_3/docs/NestedSiteGroup.md
+++ b/apiv4_3/docs/NestedSiteGroup.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedSiteGroup
 
-`func NewNestedSiteGroup(id int32, url string, name string, slug string, depth int32, ) *NestedSiteGroup`
+`func NewNestedSiteGroup(id int32, url string, name string, slug string, ) *NestedSiteGroup`
 
 NewNestedSiteGroup instantiates a new NestedSiteGroup object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedSiteGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/NestedTenantGroup.md b/apiv4_3/docs/NestedTenantGroup.md
index 4c2d5c6c..64cd2d0a 100644
--- a/apiv4_3/docs/NestedTenantGroup.md
+++ b/apiv4_3/docs/NestedTenantGroup.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedTenantGroup
 
-`func NewNestedTenantGroup(id int32, url string, name string, slug string, depth int32, ) *NestedTenantGroup`
+`func NewNestedTenantGroup(id int32, url string, name string, slug string, ) *NestedTenantGroup`
 
 NewNestedTenantGroup instantiates a new NestedTenantGroup object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedTenantGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/NestedWirelessLANGroup.md b/apiv4_3/docs/NestedWirelessLANGroup.md
index a5d0c0cc..14792fda 100644
--- a/apiv4_3/docs/NestedWirelessLANGroup.md
+++ b/apiv4_3/docs/NestedWirelessLANGroup.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedWirelessLANGroup
 
-`func NewNestedWirelessLANGroup(id int32, url string, name string, slug string, depth int32, ) *NestedWirelessLANGroup`
+`func NewNestedWirelessLANGroup(id int32, url string, name string, slug string, ) *NestedWirelessLANGroup`
 
 NewNestedWirelessLANGroup instantiates a new NestedWirelessLANGroup object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedWirelessLANGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/Prefix.md b/apiv4_3/docs/Prefix.md
index 72c8ed6d..927f8fe6 100644
--- a/apiv4_3/docs/Prefix.md
+++ b/apiv4_3/docs/Prefix.md
@@ -27,13 +27,13 @@ Name | Type | Description | Notes
 **Created** | Pointer to **NullableTime** |  | [optional] [readonly] 
 **LastUpdated** | **NullableTime** |  | [readonly] 
 **Children** | **int32** |  | [readonly] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewPrefix
 
-`func NewPrefix(id int32, url string, family AggregateFamily, prefix string, lastUpdated NullableTime, children int32, depth int32, ) *Prefix`
+`func NewPrefix(id int32, url string, family AggregateFamily, prefix string, lastUpdated NullableTime, children int32, ) *Prefix`
 
 NewPrefix instantiates a new Prefix object
 This constructor will assign default values to properties that have it defined,
@@ -702,6 +702,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *Prefix) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/Region.md b/apiv4_3/docs/Region.md
index 96f955eb..46faefbd 100644
--- a/apiv4_3/docs/Region.md
+++ b/apiv4_3/docs/Region.md
@@ -19,13 +19,13 @@ Name | Type | Description | Notes
 **SiteCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **PrefixCount** | Pointer to **int64** |  | [optional] [readonly] 
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewRegion
 
-`func NewRegion(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *Region`
+`func NewRegion(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *Region`
 
 NewRegion instantiates a new Region object
 This constructor will assign default values to properties that have it defined,
@@ -439,6 +439,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *Region) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/SiteGroup.md b/apiv4_3/docs/SiteGroup.md
index 6e6ee46c..d5c8833c 100644
--- a/apiv4_3/docs/SiteGroup.md
+++ b/apiv4_3/docs/SiteGroup.md
@@ -19,13 +19,13 @@ Name | Type | Description | Notes
 **SiteCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **PrefixCount** | Pointer to **int64** |  | [optional] [readonly] 
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewSiteGroup
 
-`func NewSiteGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *SiteGroup`
+`func NewSiteGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *SiteGroup`
 
 NewSiteGroup instantiates a new SiteGroup object
 This constructor will assign default values to properties that have it defined,
@@ -439,6 +439,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *SiteGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/TenantGroup.md b/apiv4_3/docs/TenantGroup.md
index 1df47bbc..47d0443b 100644
--- a/apiv4_3/docs/TenantGroup.md
+++ b/apiv4_3/docs/TenantGroup.md
@@ -18,13 +18,13 @@ Name | Type | Description | Notes
 **LastUpdated** | **NullableTime** |  | [readonly] 
 **TenantCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewTenantGroup
 
-`func NewTenantGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *TenantGroup`
+`func NewTenantGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *TenantGroup`
 
 NewTenantGroup instantiates a new TenantGroup object
 This constructor will assign default values to properties that have it defined,
@@ -413,6 +413,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *TenantGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/docs/WirelessLANGroup.md b/apiv4_3/docs/WirelessLANGroup.md
index 9d43e953..21cffc45 100644
--- a/apiv4_3/docs/WirelessLANGroup.md
+++ b/apiv4_3/docs/WirelessLANGroup.md
@@ -18,13 +18,13 @@ Name | Type | Description | Notes
 **LastUpdated** | **NullableTime** |  | [readonly] 
 **WirelesslanCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewWirelessLANGroup
 
-`func NewWirelessLANGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *WirelessLANGroup`
+`func NewWirelessLANGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *WirelessLANGroup`
 
 NewWirelessLANGroup instantiates a new WirelessLANGroup object
 This constructor will assign default values to properties that have it defined,
@@ -413,6 +413,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *WirelessLANGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_3/model_brief_device_role.go b/apiv4_3/model_brief_device_role.go
index 7ed5ce61..4ce5a5fc 100644
--- a/apiv4_3/model_brief_device_role.go
+++ b/apiv4_3/model_brief_device_role.go
@@ -28,7 +28,7 @@ type BriefDeviceRole struct {
 	Description          *string `json:"description,omitempty"`
 	DeviceCount          *int32  `json:"device_count,omitempty"`
 	VirtualmachineCount  *int32  `json:"virtualmachine_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -38,13 +38,12 @@ type _BriefDeviceRole BriefDeviceRole
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefDeviceRole(id int32, url string, name string, slug string, depth int32) *BriefDeviceRole {
+func NewBriefDeviceRole(id int32, url string, name string, slug string) *BriefDeviceRole {
 	this := BriefDeviceRole{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -280,28 +279,36 @@ func (o *BriefDeviceRole) SetVirtualmachineCount(v int32) {
 	o.VirtualmachineCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefDeviceRole) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefDeviceRole) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefDeviceRole) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefDeviceRole) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefDeviceRole) MarshalJSON() ([]byte, error) {
@@ -330,7 +337,9 @@ func (o BriefDeviceRole) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.VirtualmachineCount) {
 		toSerialize["virtualmachine_count"] = o.VirtualmachineCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -348,7 +357,6 @@ func (o *BriefDeviceRole) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_brief_location.go b/apiv4_3/model_brief_location.go
index 1e332905..f0d59b6c 100644
--- a/apiv4_3/model_brief_location.go
+++ b/apiv4_3/model_brief_location.go
@@ -27,7 +27,7 @@ type BriefLocation struct {
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
 	Description          *string `json:"description,omitempty"`
 	RackCount            *int32  `json:"rack_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -37,13 +37,12 @@ type _BriefLocation BriefLocation
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefLocation(id int32, url string, name string, slug string, depth int32) *BriefLocation {
+func NewBriefLocation(id int32, url string, name string, slug string) *BriefLocation {
 	this := BriefLocation{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -247,28 +246,36 @@ func (o *BriefLocation) SetRackCount(v int32) {
 	o.RackCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefLocation) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefLocation) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefLocation) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefLocation) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefLocation) MarshalJSON() ([]byte, error) {
@@ -294,7 +301,9 @@ func (o BriefLocation) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.RackCount) {
 		toSerialize["rack_count"] = o.RackCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -312,7 +321,6 @@ func (o *BriefLocation) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_brief_region.go b/apiv4_3/model_brief_region.go
index dfa682f2..4fe8c255 100644
--- a/apiv4_3/model_brief_region.go
+++ b/apiv4_3/model_brief_region.go
@@ -27,7 +27,7 @@ type BriefRegion struct {
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
 	Description          *string `json:"description,omitempty"`
 	SiteCount            *int32  `json:"site_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -37,13 +37,12 @@ type _BriefRegion BriefRegion
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefRegion(id int32, url string, name string, slug string, depth int32) *BriefRegion {
+func NewBriefRegion(id int32, url string, name string, slug string) *BriefRegion {
 	this := BriefRegion{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -247,28 +246,36 @@ func (o *BriefRegion) SetSiteCount(v int32) {
 	o.SiteCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefRegion) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefRegion) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefRegion) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefRegion) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefRegion) MarshalJSON() ([]byte, error) {
@@ -294,7 +301,9 @@ func (o BriefRegion) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.SiteCount) {
 		toSerialize["site_count"] = o.SiteCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -312,7 +321,6 @@ func (o *BriefRegion) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_brief_site_group.go b/apiv4_3/model_brief_site_group.go
index ea5e039c..d297d791 100644
--- a/apiv4_3/model_brief_site_group.go
+++ b/apiv4_3/model_brief_site_group.go
@@ -27,7 +27,7 @@ type BriefSiteGroup struct {
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
 	Description          *string `json:"description,omitempty"`
 	SiteCount            *int32  `json:"site_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -37,13 +37,12 @@ type _BriefSiteGroup BriefSiteGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefSiteGroup(id int32, url string, name string, slug string, depth int32) *BriefSiteGroup {
+func NewBriefSiteGroup(id int32, url string, name string, slug string) *BriefSiteGroup {
 	this := BriefSiteGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -247,28 +246,36 @@ func (o *BriefSiteGroup) SetSiteCount(v int32) {
 	o.SiteCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefSiteGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefSiteGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefSiteGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefSiteGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefSiteGroup) MarshalJSON() ([]byte, error) {
@@ -294,7 +301,9 @@ func (o BriefSiteGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.SiteCount) {
 		toSerialize["site_count"] = o.SiteCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -312,7 +321,6 @@ func (o *BriefSiteGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_brief_tenant_group.go b/apiv4_3/model_brief_tenant_group.go
index 726f531c..81d14ea9 100644
--- a/apiv4_3/model_brief_tenant_group.go
+++ b/apiv4_3/model_brief_tenant_group.go
@@ -27,7 +27,7 @@ type BriefTenantGroup struct {
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
 	Description          *string `json:"description,omitempty"`
 	TenantCount          *int32  `json:"tenant_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -37,13 +37,12 @@ type _BriefTenantGroup BriefTenantGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefTenantGroup(id int32, url string, name string, slug string, depth int32) *BriefTenantGroup {
+func NewBriefTenantGroup(id int32, url string, name string, slug string) *BriefTenantGroup {
 	this := BriefTenantGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -247,28 +246,36 @@ func (o *BriefTenantGroup) SetTenantCount(v int32) {
 	o.TenantCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefTenantGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefTenantGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefTenantGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefTenantGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefTenantGroup) MarshalJSON() ([]byte, error) {
@@ -294,7 +301,9 @@ func (o BriefTenantGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.TenantCount) {
 		toSerialize["tenant_count"] = o.TenantCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -312,7 +321,6 @@ func (o *BriefTenantGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_brief_wireless_lan_group.go b/apiv4_3/model_brief_wireless_lan_group.go
index 8a8e61b5..37b2fc52 100644
--- a/apiv4_3/model_brief_wireless_lan_group.go
+++ b/apiv4_3/model_brief_wireless_lan_group.go
@@ -27,7 +27,7 @@ type BriefWirelessLANGroup struct {
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
 	Description          *string `json:"description,omitempty"`
 	WirelesslanCount     *int32  `json:"wirelesslan_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -37,13 +37,12 @@ type _BriefWirelessLANGroup BriefWirelessLANGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefWirelessLANGroup(id int32, url string, name string, slug string, depth int32) *BriefWirelessLANGroup {
+func NewBriefWirelessLANGroup(id int32, url string, name string, slug string) *BriefWirelessLANGroup {
 	this := BriefWirelessLANGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -247,28 +246,36 @@ func (o *BriefWirelessLANGroup) SetWirelesslanCount(v int32) {
 	o.WirelesslanCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefWirelessLANGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefWirelessLANGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefWirelessLANGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefWirelessLANGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefWirelessLANGroup) MarshalJSON() ([]byte, error) {
@@ -294,7 +301,9 @@ func (o BriefWirelessLANGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.WirelesslanCount) {
 		toSerialize["wirelesslan_count"] = o.WirelesslanCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -312,7 +321,6 @@ func (o *BriefWirelessLANGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_contact_group.go b/apiv4_3/model_contact_group.go
index f0784d8e..80d8e315 100644
--- a/apiv4_3/model_contact_group.go
+++ b/apiv4_3/model_contact_group.go
@@ -35,7 +35,7 @@ type ContactGroup struct {
 	LastUpdated          NullableTime               `json:"last_updated"`
 	ContactCount         *int32                     `json:"contact_count,omitempty"`
 	Comments             *string                    `json:"comments,omitempty"`
-	Depth                int32                      `json:"_depth"`
+	Depth                *int32                     `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -45,14 +45,13 @@ type _ContactGroup ContactGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewContactGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *ContactGroup {
+func NewContactGroup(id int32, url string, name string, slug string, lastUpdated NullableTime) *ContactGroup {
 	this := ContactGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -496,28 +495,36 @@ func (o *ContactGroup) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *ContactGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *ContactGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *ContactGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *ContactGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o ContactGroup) MarshalJSON() ([]byte, error) {
@@ -562,7 +569,9 @@ func (o ContactGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -581,7 +590,6 @@ func (o *ContactGroup) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_device_role.go b/apiv4_3/model_device_role.go
index e21839de..67bbda29 100644
--- a/apiv4_3/model_device_role.go
+++ b/apiv4_3/model_device_role.go
@@ -40,7 +40,7 @@ type DeviceRole struct {
 	DeviceCount          *int32                      `json:"device_count,omitempty"`
 	VirtualmachineCount  *int32                      `json:"virtualmachine_count,omitempty"`
 	Comments             *string                     `json:"comments,omitempty"`
-	Depth                int32                       `json:"_depth"`
+	Depth                *int32                      `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -50,14 +50,13 @@ type _DeviceRole DeviceRole
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewDeviceRole(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *DeviceRole {
+func NewDeviceRole(id int32, url string, name string, slug string, lastUpdated NullableTime) *DeviceRole {
 	this := DeviceRole{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -640,28 +639,36 @@ func (o *DeviceRole) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *DeviceRole) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *DeviceRole) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *DeviceRole) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *DeviceRole) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o DeviceRole) MarshalJSON() ([]byte, error) {
@@ -718,7 +725,9 @@ func (o DeviceRole) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -737,7 +746,6 @@ func (o *DeviceRole) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_inventory_item.go b/apiv4_3/model_inventory_item.go
index 158669bb..9fd11146 100644
--- a/apiv4_3/model_inventory_item.go
+++ b/apiv4_3/model_inventory_item.go
@@ -48,7 +48,7 @@ type InventoryItem struct {
 	CustomFields         map[string]interface{} `json:"custom_fields,omitempty"`
 	Created              NullableTime           `json:"created,omitempty"`
 	LastUpdated          NullableTime           `json:"last_updated"`
-	Depth                int32                  `json:"_depth"`
+	Depth                *int32                 `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -58,7 +58,7 @@ type _InventoryItem InventoryItem
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewInventoryItem(id int32, url string, device BriefDevice, name string, component interface{}, lastUpdated NullableTime, depth int32) *InventoryItem {
+func NewInventoryItem(id int32, url string, device BriefDevice, name string, component interface{}, lastUpdated NullableTime) *InventoryItem {
 	this := InventoryItem{}
 	this.Id = id
 	this.Url = url
@@ -66,7 +66,6 @@ func NewInventoryItem(id int32, url string, device BriefDevice, name string, com
 	this.Name = name
 	this.Component = component
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -847,28 +846,36 @@ func (o *InventoryItem) SetLastUpdated(v time.Time) {
 	o.LastUpdated.Set(&v)
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *InventoryItem) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *InventoryItem) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *InventoryItem) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *InventoryItem) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o InventoryItem) MarshalJSON() ([]byte, error) {
@@ -940,7 +947,9 @@ func (o InventoryItem) ToMap() (map[string]interface{}, error) {
 		toSerialize["created"] = o.Created.Get()
 	}
 	toSerialize["last_updated"] = o.LastUpdated.Get()
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -960,7 +969,6 @@ func (o *InventoryItem) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"component",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_inventory_item_template.go b/apiv4_3/model_inventory_item_template.go
index 96254611..4210b1ed 100644
--- a/apiv4_3/model_inventory_item_template.go
+++ b/apiv4_3/model_inventory_item_template.go
@@ -40,7 +40,7 @@ type InventoryItemTemplate struct {
 	Component            interface{}    `json:"component"`
 	Created              NullableTime   `json:"created,omitempty"`
 	LastUpdated          NullableTime   `json:"last_updated"`
-	Depth                int32          `json:"_depth"`
+	Depth                *int32         `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -50,7 +50,7 @@ type _InventoryItemTemplate InventoryItemTemplate
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewInventoryItemTemplate(id int32, url string, deviceType BriefDeviceType, name string, component interface{}, lastUpdated NullableTime, depth int32) *InventoryItemTemplate {
+func NewInventoryItemTemplate(id int32, url string, deviceType BriefDeviceType, name string, component interface{}, lastUpdated NullableTime) *InventoryItemTemplate {
 	this := InventoryItemTemplate{}
 	this.Id = id
 	this.Url = url
@@ -58,7 +58,6 @@ func NewInventoryItemTemplate(id int32, url string, deviceType BriefDeviceType,
 	this.Name = name
 	this.Component = component
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -604,28 +603,36 @@ func (o *InventoryItemTemplate) SetLastUpdated(v time.Time) {
 	o.LastUpdated.Set(&v)
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *InventoryItemTemplate) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *InventoryItemTemplate) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *InventoryItemTemplate) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *InventoryItemTemplate) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o InventoryItemTemplate) MarshalJSON() ([]byte, error) {
@@ -676,7 +683,9 @@ func (o InventoryItemTemplate) ToMap() (map[string]interface{}, error) {
 		toSerialize["created"] = o.Created.Get()
 	}
 	toSerialize["last_updated"] = o.LastUpdated.Get()
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -696,7 +705,6 @@ func (o *InventoryItemTemplate) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"component",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_location.go b/apiv4_3/model_location.go
index 541ec076..d189385d 100644
--- a/apiv4_3/model_location.go
+++ b/apiv4_3/model_location.go
@@ -42,7 +42,7 @@ type Location struct {
 	DeviceCount          *int32                 `json:"device_count,omitempty"`
 	PrefixCount          *int64                 `json:"prefix_count,omitempty"`
 	Comments             *string                `json:"comments,omitempty"`
-	Depth                int32                  `json:"_depth"`
+	Depth                *int32                 `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -52,7 +52,7 @@ type _Location Location
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewLocation(id int32, url string, name string, slug string, site BriefSite, lastUpdated NullableTime, depth int32) *Location {
+func NewLocation(id int32, url string, name string, slug string, site BriefSite, lastUpdated NullableTime) *Location {
 	this := Location{}
 	this.Id = id
 	this.Url = url
@@ -60,7 +60,6 @@ func NewLocation(id int32, url string, name string, slug string, site BriefSite,
 	this.Slug = slug
 	this.Site = site
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -699,28 +698,36 @@ func (o *Location) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *Location) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *Location) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *Location) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *Location) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o Location) MarshalJSON() ([]byte, error) {
@@ -781,7 +788,9 @@ func (o Location) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -801,7 +810,6 @@ func (o *Location) UnmarshalJSON(data []byte) (err error) {
 		"slug",
 		"site",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_nested_contact_group.go b/apiv4_3/model_nested_contact_group.go
index b3f7e5de..518b6b8b 100644
--- a/apiv4_3/model_nested_contact_group.go
+++ b/apiv4_3/model_nested_contact_group.go
@@ -26,7 +26,7 @@ type NestedContactGroup struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedContactGroup NestedContactGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedContactGroup(id int32, url string, name string, slug string, depth int32) *NestedContactGroup {
+func NewNestedContactGroup(id int32, url string, name string, slug string) *NestedContactGroup {
 	this := NestedContactGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedContactGroup) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedContactGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedContactGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedContactGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedContactGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedContactGroup) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedContactGroup) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedContactGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_nested_location.go b/apiv4_3/model_nested_location.go
index 8b2560d3..4c7cc934 100644
--- a/apiv4_3/model_nested_location.go
+++ b/apiv4_3/model_nested_location.go
@@ -26,7 +26,7 @@ type NestedLocation struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedLocation NestedLocation
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedLocation(id int32, url string, name string, slug string, depth int32) *NestedLocation {
+func NewNestedLocation(id int32, url string, name string, slug string) *NestedLocation {
 	this := NestedLocation{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedLocation) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedLocation) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedLocation) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedLocation) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedLocation) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedLocation) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedLocation) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedLocation) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_nested_region.go b/apiv4_3/model_nested_region.go
index 76ee6ccb..a0fc7725 100644
--- a/apiv4_3/model_nested_region.go
+++ b/apiv4_3/model_nested_region.go
@@ -26,7 +26,7 @@ type NestedRegion struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedRegion NestedRegion
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedRegion(id int32, url string, name string, slug string, depth int32) *NestedRegion {
+func NewNestedRegion(id int32, url string, name string, slug string) *NestedRegion {
 	this := NestedRegion{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedRegion) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedRegion) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedRegion) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedRegion) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedRegion) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedRegion) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedRegion) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedRegion) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_nested_site_group.go b/apiv4_3/model_nested_site_group.go
index 78d1c9fb..9f588957 100644
--- a/apiv4_3/model_nested_site_group.go
+++ b/apiv4_3/model_nested_site_group.go
@@ -26,7 +26,7 @@ type NestedSiteGroup struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedSiteGroup NestedSiteGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedSiteGroup(id int32, url string, name string, slug string, depth int32) *NestedSiteGroup {
+func NewNestedSiteGroup(id int32, url string, name string, slug string) *NestedSiteGroup {
 	this := NestedSiteGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedSiteGroup) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedSiteGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedSiteGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedSiteGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedSiteGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedSiteGroup) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedSiteGroup) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedSiteGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_nested_tenant_group.go b/apiv4_3/model_nested_tenant_group.go
index 09e7006e..0dea9c88 100644
--- a/apiv4_3/model_nested_tenant_group.go
+++ b/apiv4_3/model_nested_tenant_group.go
@@ -26,7 +26,7 @@ type NestedTenantGroup struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedTenantGroup NestedTenantGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedTenantGroup(id int32, url string, name string, slug string, depth int32) *NestedTenantGroup {
+func NewNestedTenantGroup(id int32, url string, name string, slug string) *NestedTenantGroup {
 	this := NestedTenantGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedTenantGroup) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedTenantGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedTenantGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedTenantGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedTenantGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedTenantGroup) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedTenantGroup) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedTenantGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_nested_wireless_lan_group.go b/apiv4_3/model_nested_wireless_lan_group.go
index 91b59726..4cb401a4 100644
--- a/apiv4_3/model_nested_wireless_lan_group.go
+++ b/apiv4_3/model_nested_wireless_lan_group.go
@@ -26,7 +26,7 @@ type NestedWirelessLANGroup struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedWirelessLANGroup NestedWirelessLANGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedWirelessLANGroup(id int32, url string, name string, slug string, depth int32) *NestedWirelessLANGroup {
+func NewNestedWirelessLANGroup(id int32, url string, name string, slug string) *NestedWirelessLANGroup {
 	this := NestedWirelessLANGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedWirelessLANGroup) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedWirelessLANGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedWirelessLANGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedWirelessLANGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedWirelessLANGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedWirelessLANGroup) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedWirelessLANGroup) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedWirelessLANGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_prefix.go b/apiv4_3/model_prefix.go
index a675f8cf..e3561bcb 100644
--- a/apiv4_3/model_prefix.go
+++ b/apiv4_3/model_prefix.go
@@ -46,7 +46,7 @@ type Prefix struct {
 	Created              NullableTime           `json:"created,omitempty"`
 	LastUpdated          NullableTime           `json:"last_updated"`
 	Children             int32                  `json:"children"`
-	Depth                int32                  `json:"_depth"`
+	Depth                *int32                 `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -56,7 +56,7 @@ type _Prefix Prefix
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewPrefix(id int32, url string, family AggregateFamily, prefix string, lastUpdated NullableTime, children int32, depth int32) *Prefix {
+func NewPrefix(id int32, url string, family AggregateFamily, prefix string, lastUpdated NullableTime, children int32) *Prefix {
 	this := Prefix{}
 	this.Id = id
 	this.Url = url
@@ -64,7 +64,6 @@ func NewPrefix(id int32, url string, family AggregateFamily, prefix string, last
 	this.Prefix = prefix
 	this.LastUpdated = lastUpdated
 	this.Children = children
-	this.Depth = depth
 	return &this
 }
 
@@ -844,28 +843,36 @@ func (o *Prefix) SetChildren(v int32) {
 	o.Children = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *Prefix) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *Prefix) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *Prefix) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *Prefix) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o Prefix) MarshalJSON() ([]byte, error) {
@@ -935,7 +942,9 @@ func (o Prefix) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["last_updated"] = o.LastUpdated.Get()
 	toSerialize["children"] = o.Children
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -955,7 +964,6 @@ func (o *Prefix) UnmarshalJSON(data []byte) (err error) {
 		"prefix",
 		"last_updated",
 		"children",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_region.go b/apiv4_3/model_region.go
index 28432306..e63afb62 100644
--- a/apiv4_3/model_region.go
+++ b/apiv4_3/model_region.go
@@ -36,7 +36,7 @@ type Region struct {
 	SiteCount            *int32                 `json:"site_count,omitempty"`
 	PrefixCount          *int64                 `json:"prefix_count,omitempty"`
 	Comments             *string                `json:"comments,omitempty"`
-	Depth                int32                  `json:"_depth"`
+	Depth                *int32                 `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -46,14 +46,13 @@ type _Region Region
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewRegion(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *Region {
+func NewRegion(id int32, url string, name string, slug string, lastUpdated NullableTime) *Region {
 	this := Region{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -529,28 +528,36 @@ func (o *Region) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *Region) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *Region) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *Region) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *Region) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o Region) MarshalJSON() ([]byte, error) {
@@ -598,7 +605,9 @@ func (o Region) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -617,7 +626,6 @@ func (o *Region) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_site_group.go b/apiv4_3/model_site_group.go
index 416ab84a..00ec2f62 100644
--- a/apiv4_3/model_site_group.go
+++ b/apiv4_3/model_site_group.go
@@ -36,7 +36,7 @@ type SiteGroup struct {
 	SiteCount            *int32                  `json:"site_count,omitempty"`
 	PrefixCount          *int64                  `json:"prefix_count,omitempty"`
 	Comments             *string                 `json:"comments,omitempty"`
-	Depth                int32                   `json:"_depth"`
+	Depth                *int32                  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -46,14 +46,13 @@ type _SiteGroup SiteGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewSiteGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *SiteGroup {
+func NewSiteGroup(id int32, url string, name string, slug string, lastUpdated NullableTime) *SiteGroup {
 	this := SiteGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -529,28 +528,36 @@ func (o *SiteGroup) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *SiteGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *SiteGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *SiteGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *SiteGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o SiteGroup) MarshalJSON() ([]byte, error) {
@@ -598,7 +605,9 @@ func (o SiteGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -617,7 +626,6 @@ func (o *SiteGroup) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_tenant_group.go b/apiv4_3/model_tenant_group.go
index 2c2e2117..08923666 100644
--- a/apiv4_3/model_tenant_group.go
+++ b/apiv4_3/model_tenant_group.go
@@ -35,7 +35,7 @@ type TenantGroup struct {
 	LastUpdated          NullableTime              `json:"last_updated"`
 	TenantCount          *int32                    `json:"tenant_count,omitempty"`
 	Comments             *string                   `json:"comments,omitempty"`
-	Depth                int32                     `json:"_depth"`
+	Depth                *int32                    `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -45,14 +45,13 @@ type _TenantGroup TenantGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewTenantGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *TenantGroup {
+func NewTenantGroup(id int32, url string, name string, slug string, lastUpdated NullableTime) *TenantGroup {
 	this := TenantGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -496,28 +495,36 @@ func (o *TenantGroup) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *TenantGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *TenantGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *TenantGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *TenantGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o TenantGroup) MarshalJSON() ([]byte, error) {
@@ -562,7 +569,9 @@ func (o TenantGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -581,7 +590,6 @@ func (o *TenantGroup) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_3/model_wireless_lan_group.go b/apiv4_3/model_wireless_lan_group.go
index f0359466..44c8d99f 100644
--- a/apiv4_3/model_wireless_lan_group.go
+++ b/apiv4_3/model_wireless_lan_group.go
@@ -35,7 +35,7 @@ type WirelessLANGroup struct {
 	LastUpdated          NullableTime                   `json:"last_updated"`
 	WirelesslanCount     *int32                         `json:"wirelesslan_count,omitempty"`
 	Comments             *string                        `json:"comments,omitempty"`
-	Depth                int32                          `json:"_depth"`
+	Depth                *int32                         `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -45,14 +45,13 @@ type _WirelessLANGroup WirelessLANGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewWirelessLANGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *WirelessLANGroup {
+func NewWirelessLANGroup(id int32, url string, name string, slug string, lastUpdated NullableTime) *WirelessLANGroup {
 	this := WirelessLANGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -496,28 +495,36 @@ func (o *WirelessLANGroup) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *WirelessLANGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *WirelessLANGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *WirelessLANGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *WirelessLANGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o WirelessLANGroup) MarshalJSON() ([]byte, error) {
@@ -562,7 +569,9 @@ func (o WirelessLANGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -581,7 +590,6 @@ func (o *WirelessLANGroup) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/api/openapi.yaml b/apiv4_4/api/openapi.yaml
index 7e90f761..09e5d6ab 100644
--- a/apiv4_4/api/openapi.yaml
+++ b/apiv4_4/api/openapi.yaml
@@ -148964,7 +148964,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -149571,7 +149570,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -149868,7 +149866,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -150489,7 +150486,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -150639,7 +150635,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -150780,7 +150775,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -151400,7 +151394,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -155801,7 +155794,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -157449,7 +157441,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -161940,7 +161931,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - component
       - device
       - id
@@ -162270,7 +162260,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - component
       - device_type
       - id
@@ -163117,7 +163106,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -164219,7 +164207,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -164544,7 +164531,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -164730,7 +164716,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -164787,7 +164772,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -164917,7 +164901,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -165155,7 +165138,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - name
       - slug
@@ -191027,7 +191009,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -192334,7 +192315,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - children
       - family
       - id
@@ -194470,7 +194450,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -195755,7 +195734,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -196529,7 +196507,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -200363,7 +200340,6 @@ components:
           title: ' depth'
           type: integer
       required:
-      - _depth
       - id
       - last_updated
       - name
diff --git a/apiv4_4/docs/BriefDeviceRole.md b/apiv4_4/docs/BriefDeviceRole.md
index 36e270b6..12c482c9 100644
--- a/apiv4_4/docs/BriefDeviceRole.md
+++ b/apiv4_4/docs/BriefDeviceRole.md
@@ -12,13 +12,13 @@ Name | Type | Description | Notes
 **Description** | Pointer to **string** |  | [optional] 
 **DeviceCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **VirtualmachineCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefDeviceRole
 
-`func NewBriefDeviceRole(id int32, url string, name string, slug string, depth int32, ) *BriefDeviceRole`
+`func NewBriefDeviceRole(id int32, url string, name string, slug string, ) *BriefDeviceRole`
 
 NewBriefDeviceRole instantiates a new BriefDeviceRole object
 This constructor will assign default values to properties that have it defined,
@@ -232,6 +232,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefDeviceRole) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/BriefLocation.md b/apiv4_4/docs/BriefLocation.md
index ca6c7a98..95a0c7b8 100644
--- a/apiv4_4/docs/BriefLocation.md
+++ b/apiv4_4/docs/BriefLocation.md
@@ -11,13 +11,13 @@ Name | Type | Description | Notes
 **Slug** | **string** |  | 
 **Description** | Pointer to **string** |  | [optional] 
 **RackCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefLocation
 
-`func NewBriefLocation(id int32, url string, name string, slug string, depth int32, ) *BriefLocation`
+`func NewBriefLocation(id int32, url string, name string, slug string, ) *BriefLocation`
 
 NewBriefLocation instantiates a new BriefLocation object
 This constructor will assign default values to properties that have it defined,
@@ -206,6 +206,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefLocation) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/BriefPlatform.md b/apiv4_4/docs/BriefPlatform.md
index ee5ed2e1..aaf7607e 100644
--- a/apiv4_4/docs/BriefPlatform.md
+++ b/apiv4_4/docs/BriefPlatform.md
@@ -12,13 +12,13 @@ Name | Type | Description | Notes
 **Description** | Pointer to **string** |  | [optional] 
 **DeviceCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **VirtualmachineCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefPlatform
 
-`func NewBriefPlatform(id int32, url string, name string, slug string, depth int32, ) *BriefPlatform`
+`func NewBriefPlatform(id int32, url string, name string, slug string, ) *BriefPlatform`
 
 NewBriefPlatform instantiates a new BriefPlatform object
 This constructor will assign default values to properties that have it defined,
@@ -232,6 +232,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefPlatform) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/BriefRegion.md b/apiv4_4/docs/BriefRegion.md
index 5805799d..f4714832 100644
--- a/apiv4_4/docs/BriefRegion.md
+++ b/apiv4_4/docs/BriefRegion.md
@@ -11,13 +11,13 @@ Name | Type | Description | Notes
 **Slug** | **string** |  | 
 **Description** | Pointer to **string** |  | [optional] 
 **SiteCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefRegion
 
-`func NewBriefRegion(id int32, url string, name string, slug string, depth int32, ) *BriefRegion`
+`func NewBriefRegion(id int32, url string, name string, slug string, ) *BriefRegion`
 
 NewBriefRegion instantiates a new BriefRegion object
 This constructor will assign default values to properties that have it defined,
@@ -206,6 +206,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefRegion) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/BriefSiteGroup.md b/apiv4_4/docs/BriefSiteGroup.md
index e45d2b58..bbe20dba 100644
--- a/apiv4_4/docs/BriefSiteGroup.md
+++ b/apiv4_4/docs/BriefSiteGroup.md
@@ -11,13 +11,13 @@ Name | Type | Description | Notes
 **Slug** | **string** |  | 
 **Description** | Pointer to **string** |  | [optional] 
 **SiteCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefSiteGroup
 
-`func NewBriefSiteGroup(id int32, url string, name string, slug string, depth int32, ) *BriefSiteGroup`
+`func NewBriefSiteGroup(id int32, url string, name string, slug string, ) *BriefSiteGroup`
 
 NewBriefSiteGroup instantiates a new BriefSiteGroup object
 This constructor will assign default values to properties that have it defined,
@@ -206,6 +206,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefSiteGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/BriefTenantGroup.md b/apiv4_4/docs/BriefTenantGroup.md
index c81f13bc..abbed0db 100644
--- a/apiv4_4/docs/BriefTenantGroup.md
+++ b/apiv4_4/docs/BriefTenantGroup.md
@@ -11,13 +11,13 @@ Name | Type | Description | Notes
 **Slug** | **string** |  | 
 **Description** | Pointer to **string** |  | [optional] 
 **TenantCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefTenantGroup
 
-`func NewBriefTenantGroup(id int32, url string, name string, slug string, depth int32, ) *BriefTenantGroup`
+`func NewBriefTenantGroup(id int32, url string, name string, slug string, ) *BriefTenantGroup`
 
 NewBriefTenantGroup instantiates a new BriefTenantGroup object
 This constructor will assign default values to properties that have it defined,
@@ -206,6 +206,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefTenantGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/BriefWirelessLANGroup.md b/apiv4_4/docs/BriefWirelessLANGroup.md
index bf4b1dc1..25ed796d 100644
--- a/apiv4_4/docs/BriefWirelessLANGroup.md
+++ b/apiv4_4/docs/BriefWirelessLANGroup.md
@@ -11,13 +11,13 @@ Name | Type | Description | Notes
 **Slug** | **string** |  | 
 **Description** | Pointer to **string** |  | [optional] 
 **WirelesslanCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewBriefWirelessLANGroup
 
-`func NewBriefWirelessLANGroup(id int32, url string, name string, slug string, depth int32, ) *BriefWirelessLANGroup`
+`func NewBriefWirelessLANGroup(id int32, url string, name string, slug string, ) *BriefWirelessLANGroup`
 
 NewBriefWirelessLANGroup instantiates a new BriefWirelessLANGroup object
 This constructor will assign default values to properties that have it defined,
@@ -206,6 +206,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *BriefWirelessLANGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/ContactGroup.md b/apiv4_4/docs/ContactGroup.md
index 76f6bfa2..8c376e5b 100644
--- a/apiv4_4/docs/ContactGroup.md
+++ b/apiv4_4/docs/ContactGroup.md
@@ -18,13 +18,13 @@ Name | Type | Description | Notes
 **LastUpdated** | **NullableTime** |  | [readonly] 
 **ContactCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewContactGroup
 
-`func NewContactGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *ContactGroup`
+`func NewContactGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *ContactGroup`
 
 NewContactGroup instantiates a new ContactGroup object
 This constructor will assign default values to properties that have it defined,
@@ -413,6 +413,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *ContactGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/DeviceRole.md b/apiv4_4/docs/DeviceRole.md
index 12ea0952..28f6b7d9 100644
--- a/apiv4_4/docs/DeviceRole.md
+++ b/apiv4_4/docs/DeviceRole.md
@@ -22,13 +22,13 @@ Name | Type | Description | Notes
 **DeviceCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **VirtualmachineCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewDeviceRole
 
-`func NewDeviceRole(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *DeviceRole`
+`func NewDeviceRole(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *DeviceRole`
 
 NewDeviceRole instantiates a new DeviceRole object
 This constructor will assign default values to properties that have it defined,
@@ -527,6 +527,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *DeviceRole) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/InventoryItem.md b/apiv4_4/docs/InventoryItem.md
index db5b1bc7..028633b4 100644
--- a/apiv4_4/docs/InventoryItem.md
+++ b/apiv4_4/docs/InventoryItem.md
@@ -27,13 +27,13 @@ Name | Type | Description | Notes
 **CustomFields** | Pointer to **map[string]interface{}** |  | [optional] 
 **Created** | Pointer to **NullableTime** |  | [optional] [readonly] 
 **LastUpdated** | **NullableTime** |  | [readonly] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewInventoryItem
 
-`func NewInventoryItem(id int32, url string, device BriefDevice, name string, component interface{}, lastUpdated NullableTime, depth int32, ) *InventoryItem`
+`func NewInventoryItem(id int32, url string, device BriefDevice, name string, component interface{}, lastUpdated NullableTime, ) *InventoryItem`
 
 NewInventoryItem instantiates a new InventoryItem object
 This constructor will assign default values to properties that have it defined,
@@ -702,6 +702,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *InventoryItem) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/InventoryItemTemplate.md b/apiv4_4/docs/InventoryItemTemplate.md
index 961dc6a1..db2a2b9f 100644
--- a/apiv4_4/docs/InventoryItemTemplate.md
+++ b/apiv4_4/docs/InventoryItemTemplate.md
@@ -20,13 +20,13 @@ Name | Type | Description | Notes
 **Component** | **interface{}** |  | [readonly] 
 **Created** | Pointer to **NullableTime** |  | [optional] [readonly] 
 **LastUpdated** | **NullableTime** |  | [readonly] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewInventoryItemTemplate
 
-`func NewInventoryItemTemplate(id int32, url string, deviceType BriefDeviceType, name string, component interface{}, lastUpdated NullableTime, depth int32, ) *InventoryItemTemplate`
+`func NewInventoryItemTemplate(id int32, url string, deviceType BriefDeviceType, name string, component interface{}, lastUpdated NullableTime, ) *InventoryItemTemplate`
 
 NewInventoryItemTemplate instantiates a new InventoryItemTemplate object
 This constructor will assign default values to properties that have it defined,
@@ -510,6 +510,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *InventoryItemTemplate) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/Location.md b/apiv4_4/docs/Location.md
index 4ca1a540..1cf20f10 100644
--- a/apiv4_4/docs/Location.md
+++ b/apiv4_4/docs/Location.md
@@ -24,13 +24,13 @@ Name | Type | Description | Notes
 **DeviceCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **PrefixCount** | Pointer to **int64** |  | [optional] [readonly] 
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewLocation
 
-`func NewLocation(id int32, url string, name string, slug string, site BriefSite, lastUpdated NullableTime, depth int32, ) *Location`
+`func NewLocation(id int32, url string, name string, slug string, site BriefSite, lastUpdated NullableTime, ) *Location`
 
 NewLocation instantiates a new Location object
 This constructor will assign default values to properties that have it defined,
@@ -574,6 +574,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *Location) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/NestedContactGroup.md b/apiv4_4/docs/NestedContactGroup.md
index 752b13b7..a9f00ef5 100644
--- a/apiv4_4/docs/NestedContactGroup.md
+++ b/apiv4_4/docs/NestedContactGroup.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedContactGroup
 
-`func NewNestedContactGroup(id int32, url string, name string, slug string, depth int32, ) *NestedContactGroup`
+`func NewNestedContactGroup(id int32, url string, name string, slug string, ) *NestedContactGroup`
 
 NewNestedContactGroup instantiates a new NestedContactGroup object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedContactGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/NestedLocation.md b/apiv4_4/docs/NestedLocation.md
index 79121cf2..5cef9aeb 100644
--- a/apiv4_4/docs/NestedLocation.md
+++ b/apiv4_4/docs/NestedLocation.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedLocation
 
-`func NewNestedLocation(id int32, url string, name string, slug string, depth int32, ) *NestedLocation`
+`func NewNestedLocation(id int32, url string, name string, slug string, ) *NestedLocation`
 
 NewNestedLocation instantiates a new NestedLocation object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedLocation) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/NestedRegion.md b/apiv4_4/docs/NestedRegion.md
index b6139170..17d425e5 100644
--- a/apiv4_4/docs/NestedRegion.md
+++ b/apiv4_4/docs/NestedRegion.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedRegion
 
-`func NewNestedRegion(id int32, url string, name string, slug string, depth int32, ) *NestedRegion`
+`func NewNestedRegion(id int32, url string, name string, slug string, ) *NestedRegion`
 
 NewNestedRegion instantiates a new NestedRegion object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedRegion) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/NestedSiteGroup.md b/apiv4_4/docs/NestedSiteGroup.md
index 0edfb1e0..2737ef6d 100644
--- a/apiv4_4/docs/NestedSiteGroup.md
+++ b/apiv4_4/docs/NestedSiteGroup.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedSiteGroup
 
-`func NewNestedSiteGroup(id int32, url string, name string, slug string, depth int32, ) *NestedSiteGroup`
+`func NewNestedSiteGroup(id int32, url string, name string, slug string, ) *NestedSiteGroup`
 
 NewNestedSiteGroup instantiates a new NestedSiteGroup object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedSiteGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/NestedTenantGroup.md b/apiv4_4/docs/NestedTenantGroup.md
index 4c2d5c6c..64cd2d0a 100644
--- a/apiv4_4/docs/NestedTenantGroup.md
+++ b/apiv4_4/docs/NestedTenantGroup.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedTenantGroup
 
-`func NewNestedTenantGroup(id int32, url string, name string, slug string, depth int32, ) *NestedTenantGroup`
+`func NewNestedTenantGroup(id int32, url string, name string, slug string, ) *NestedTenantGroup`
 
 NewNestedTenantGroup instantiates a new NestedTenantGroup object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedTenantGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/NestedWirelessLANGroup.md b/apiv4_4/docs/NestedWirelessLANGroup.md
index a5d0c0cc..14792fda 100644
--- a/apiv4_4/docs/NestedWirelessLANGroup.md
+++ b/apiv4_4/docs/NestedWirelessLANGroup.md
@@ -10,13 +10,13 @@ Name | Type | Description | Notes
 **Display** | Pointer to **string** |  | [optional] [readonly] 
 **Name** | **string** |  | 
 **Slug** | **string** |  | 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewNestedWirelessLANGroup
 
-`func NewNestedWirelessLANGroup(id int32, url string, name string, slug string, depth int32, ) *NestedWirelessLANGroup`
+`func NewNestedWirelessLANGroup(id int32, url string, name string, slug string, ) *NestedWirelessLANGroup`
 
 NewNestedWirelessLANGroup instantiates a new NestedWirelessLANGroup object
 This constructor will assign default values to properties that have it defined,
@@ -180,6 +180,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *NestedWirelessLANGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/Platform.md b/apiv4_4/docs/Platform.md
index c0a67171..994e4f9c 100644
--- a/apiv4_4/docs/Platform.md
+++ b/apiv4_4/docs/Platform.md
@@ -21,13 +21,13 @@ Name | Type | Description | Notes
 **LastUpdated** | **NullableTime** |  | [readonly] 
 **DeviceCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **VirtualmachineCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewPlatform
 
-`func NewPlatform(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *Platform`
+`func NewPlatform(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *Platform`
 
 NewPlatform instantiates a new Platform object
 This constructor will assign default values to properties that have it defined,
@@ -511,6 +511,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *Platform) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/Prefix.md b/apiv4_4/docs/Prefix.md
index 72c8ed6d..927f8fe6 100644
--- a/apiv4_4/docs/Prefix.md
+++ b/apiv4_4/docs/Prefix.md
@@ -27,13 +27,13 @@ Name | Type | Description | Notes
 **Created** | Pointer to **NullableTime** |  | [optional] [readonly] 
 **LastUpdated** | **NullableTime** |  | [readonly] 
 **Children** | **int32** |  | [readonly] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewPrefix
 
-`func NewPrefix(id int32, url string, family AggregateFamily, prefix string, lastUpdated NullableTime, children int32, depth int32, ) *Prefix`
+`func NewPrefix(id int32, url string, family AggregateFamily, prefix string, lastUpdated NullableTime, children int32, ) *Prefix`
 
 NewPrefix instantiates a new Prefix object
 This constructor will assign default values to properties that have it defined,
@@ -702,6 +702,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *Prefix) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/Region.md b/apiv4_4/docs/Region.md
index 96f955eb..46faefbd 100644
--- a/apiv4_4/docs/Region.md
+++ b/apiv4_4/docs/Region.md
@@ -19,13 +19,13 @@ Name | Type | Description | Notes
 **SiteCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **PrefixCount** | Pointer to **int64** |  | [optional] [readonly] 
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewRegion
 
-`func NewRegion(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *Region`
+`func NewRegion(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *Region`
 
 NewRegion instantiates a new Region object
 This constructor will assign default values to properties that have it defined,
@@ -439,6 +439,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *Region) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/SiteGroup.md b/apiv4_4/docs/SiteGroup.md
index 6e6ee46c..d5c8833c 100644
--- a/apiv4_4/docs/SiteGroup.md
+++ b/apiv4_4/docs/SiteGroup.md
@@ -19,13 +19,13 @@ Name | Type | Description | Notes
 **SiteCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **PrefixCount** | Pointer to **int64** |  | [optional] [readonly] 
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewSiteGroup
 
-`func NewSiteGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *SiteGroup`
+`func NewSiteGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *SiteGroup`
 
 NewSiteGroup instantiates a new SiteGroup object
 This constructor will assign default values to properties that have it defined,
@@ -439,6 +439,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *SiteGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/TenantGroup.md b/apiv4_4/docs/TenantGroup.md
index 1df47bbc..47d0443b 100644
--- a/apiv4_4/docs/TenantGroup.md
+++ b/apiv4_4/docs/TenantGroup.md
@@ -18,13 +18,13 @@ Name | Type | Description | Notes
 **LastUpdated** | **NullableTime** |  | [readonly] 
 **TenantCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewTenantGroup
 
-`func NewTenantGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *TenantGroup`
+`func NewTenantGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *TenantGroup`
 
 NewTenantGroup instantiates a new TenantGroup object
 This constructor will assign default values to properties that have it defined,
@@ -413,6 +413,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *TenantGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/docs/WirelessLANGroup.md b/apiv4_4/docs/WirelessLANGroup.md
index 9d43e953..21cffc45 100644
--- a/apiv4_4/docs/WirelessLANGroup.md
+++ b/apiv4_4/docs/WirelessLANGroup.md
@@ -18,13 +18,13 @@ Name | Type | Description | Notes
 **LastUpdated** | **NullableTime** |  | [readonly] 
 **WirelesslanCount** | Pointer to **int32** |  | [optional] [readonly] [default to 0]
 **Comments** | Pointer to **string** |  | [optional] 
-**Depth** | **int32** |  | [readonly] 
+**Depth** | Pointer to **int32** |  | [optional] [readonly] 
 
 ## Methods
 
 ### NewWirelessLANGroup
 
-`func NewWirelessLANGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32, ) *WirelessLANGroup`
+`func NewWirelessLANGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, ) *WirelessLANGroup`
 
 NewWirelessLANGroup instantiates a new WirelessLANGroup object
 This constructor will assign default values to properties that have it defined,
@@ -413,6 +413,11 @@ and a boolean to check if the value has been set.
 
 SetDepth sets Depth field to given value.
 
+### HasDepth
+
+`func (o *WirelessLANGroup) HasDepth() bool`
+
+HasDepth returns a boolean if a field has been set.
 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/apiv4_4/model_brief_device_role.go b/apiv4_4/model_brief_device_role.go
index addf0ced..4e3c9617 100644
--- a/apiv4_4/model_brief_device_role.go
+++ b/apiv4_4/model_brief_device_role.go
@@ -28,7 +28,7 @@ type BriefDeviceRole struct {
 	Description          *string `json:"description,omitempty"`
 	DeviceCount          *int32  `json:"device_count,omitempty"`
 	VirtualmachineCount  *int32  `json:"virtualmachine_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -38,13 +38,12 @@ type _BriefDeviceRole BriefDeviceRole
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefDeviceRole(id int32, url string, name string, slug string, depth int32) *BriefDeviceRole {
+func NewBriefDeviceRole(id int32, url string, name string, slug string) *BriefDeviceRole {
 	this := BriefDeviceRole{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -280,28 +279,36 @@ func (o *BriefDeviceRole) SetVirtualmachineCount(v int32) {
 	o.VirtualmachineCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefDeviceRole) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefDeviceRole) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefDeviceRole) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefDeviceRole) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefDeviceRole) MarshalJSON() ([]byte, error) {
@@ -330,7 +337,9 @@ func (o BriefDeviceRole) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.VirtualmachineCount) {
 		toSerialize["virtualmachine_count"] = o.VirtualmachineCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -348,7 +357,6 @@ func (o *BriefDeviceRole) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_brief_location.go b/apiv4_4/model_brief_location.go
index a190517b..38d6c079 100644
--- a/apiv4_4/model_brief_location.go
+++ b/apiv4_4/model_brief_location.go
@@ -27,7 +27,7 @@ type BriefLocation struct {
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
 	Description          *string `json:"description,omitempty"`
 	RackCount            *int32  `json:"rack_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -37,13 +37,12 @@ type _BriefLocation BriefLocation
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefLocation(id int32, url string, name string, slug string, depth int32) *BriefLocation {
+func NewBriefLocation(id int32, url string, name string, slug string) *BriefLocation {
 	this := BriefLocation{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -247,28 +246,36 @@ func (o *BriefLocation) SetRackCount(v int32) {
 	o.RackCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefLocation) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefLocation) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefLocation) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefLocation) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefLocation) MarshalJSON() ([]byte, error) {
@@ -294,7 +301,9 @@ func (o BriefLocation) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.RackCount) {
 		toSerialize["rack_count"] = o.RackCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -312,7 +321,6 @@ func (o *BriefLocation) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_brief_platform.go b/apiv4_4/model_brief_platform.go
index 1312073c..864d14f8 100644
--- a/apiv4_4/model_brief_platform.go
+++ b/apiv4_4/model_brief_platform.go
@@ -28,7 +28,7 @@ type BriefPlatform struct {
 	Description          *string `json:"description,omitempty"`
 	DeviceCount          *int32  `json:"device_count,omitempty"`
 	VirtualmachineCount  *int32  `json:"virtualmachine_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -38,13 +38,12 @@ type _BriefPlatform BriefPlatform
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefPlatform(id int32, url string, name string, slug string, depth int32) *BriefPlatform {
+func NewBriefPlatform(id int32, url string, name string, slug string) *BriefPlatform {
 	this := BriefPlatform{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -280,28 +279,36 @@ func (o *BriefPlatform) SetVirtualmachineCount(v int32) {
 	o.VirtualmachineCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefPlatform) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefPlatform) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefPlatform) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefPlatform) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefPlatform) MarshalJSON() ([]byte, error) {
@@ -330,7 +337,9 @@ func (o BriefPlatform) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.VirtualmachineCount) {
 		toSerialize["virtualmachine_count"] = o.VirtualmachineCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -348,7 +357,6 @@ func (o *BriefPlatform) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_brief_region.go b/apiv4_4/model_brief_region.go
index 08c2e8c7..c98c064c 100644
--- a/apiv4_4/model_brief_region.go
+++ b/apiv4_4/model_brief_region.go
@@ -27,7 +27,7 @@ type BriefRegion struct {
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
 	Description          *string `json:"description,omitempty"`
 	SiteCount            *int32  `json:"site_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -37,13 +37,12 @@ type _BriefRegion BriefRegion
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefRegion(id int32, url string, name string, slug string, depth int32) *BriefRegion {
+func NewBriefRegion(id int32, url string, name string, slug string) *BriefRegion {
 	this := BriefRegion{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -247,28 +246,36 @@ func (o *BriefRegion) SetSiteCount(v int32) {
 	o.SiteCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefRegion) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefRegion) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefRegion) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefRegion) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefRegion) MarshalJSON() ([]byte, error) {
@@ -294,7 +301,9 @@ func (o BriefRegion) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.SiteCount) {
 		toSerialize["site_count"] = o.SiteCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -312,7 +321,6 @@ func (o *BriefRegion) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_brief_site_group.go b/apiv4_4/model_brief_site_group.go
index 71c7cc4d..ff2bad9e 100644
--- a/apiv4_4/model_brief_site_group.go
+++ b/apiv4_4/model_brief_site_group.go
@@ -27,7 +27,7 @@ type BriefSiteGroup struct {
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
 	Description          *string `json:"description,omitempty"`
 	SiteCount            *int32  `json:"site_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -37,13 +37,12 @@ type _BriefSiteGroup BriefSiteGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefSiteGroup(id int32, url string, name string, slug string, depth int32) *BriefSiteGroup {
+func NewBriefSiteGroup(id int32, url string, name string, slug string) *BriefSiteGroup {
 	this := BriefSiteGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -247,28 +246,36 @@ func (o *BriefSiteGroup) SetSiteCount(v int32) {
 	o.SiteCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefSiteGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefSiteGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefSiteGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefSiteGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefSiteGroup) MarshalJSON() ([]byte, error) {
@@ -294,7 +301,9 @@ func (o BriefSiteGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.SiteCount) {
 		toSerialize["site_count"] = o.SiteCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -312,7 +321,6 @@ func (o *BriefSiteGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_brief_tenant_group.go b/apiv4_4/model_brief_tenant_group.go
index 99bf3e0d..c2517cff 100644
--- a/apiv4_4/model_brief_tenant_group.go
+++ b/apiv4_4/model_brief_tenant_group.go
@@ -27,7 +27,7 @@ type BriefTenantGroup struct {
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
 	Description          *string `json:"description,omitempty"`
 	TenantCount          *int32  `json:"tenant_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -37,13 +37,12 @@ type _BriefTenantGroup BriefTenantGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefTenantGroup(id int32, url string, name string, slug string, depth int32) *BriefTenantGroup {
+func NewBriefTenantGroup(id int32, url string, name string, slug string) *BriefTenantGroup {
 	this := BriefTenantGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -247,28 +246,36 @@ func (o *BriefTenantGroup) SetTenantCount(v int32) {
 	o.TenantCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefTenantGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefTenantGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefTenantGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefTenantGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefTenantGroup) MarshalJSON() ([]byte, error) {
@@ -294,7 +301,9 @@ func (o BriefTenantGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.TenantCount) {
 		toSerialize["tenant_count"] = o.TenantCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -312,7 +321,6 @@ func (o *BriefTenantGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_brief_wireless_lan_group.go b/apiv4_4/model_brief_wireless_lan_group.go
index 6e1a0dfe..1c8b8e94 100644
--- a/apiv4_4/model_brief_wireless_lan_group.go
+++ b/apiv4_4/model_brief_wireless_lan_group.go
@@ -27,7 +27,7 @@ type BriefWirelessLANGroup struct {
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
 	Description          *string `json:"description,omitempty"`
 	WirelesslanCount     *int32  `json:"wirelesslan_count,omitempty"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -37,13 +37,12 @@ type _BriefWirelessLANGroup BriefWirelessLANGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewBriefWirelessLANGroup(id int32, url string, name string, slug string, depth int32) *BriefWirelessLANGroup {
+func NewBriefWirelessLANGroup(id int32, url string, name string, slug string) *BriefWirelessLANGroup {
 	this := BriefWirelessLANGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -247,28 +246,36 @@ func (o *BriefWirelessLANGroup) SetWirelesslanCount(v int32) {
 	o.WirelesslanCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *BriefWirelessLANGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *BriefWirelessLANGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *BriefWirelessLANGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *BriefWirelessLANGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o BriefWirelessLANGroup) MarshalJSON() ([]byte, error) {
@@ -294,7 +301,9 @@ func (o BriefWirelessLANGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.WirelesslanCount) {
 		toSerialize["wirelesslan_count"] = o.WirelesslanCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -312,7 +321,6 @@ func (o *BriefWirelessLANGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_contact_group.go b/apiv4_4/model_contact_group.go
index e470f2d1..9b46c9b0 100644
--- a/apiv4_4/model_contact_group.go
+++ b/apiv4_4/model_contact_group.go
@@ -35,7 +35,7 @@ type ContactGroup struct {
 	LastUpdated          NullableTime               `json:"last_updated"`
 	ContactCount         *int32                     `json:"contact_count,omitempty"`
 	Comments             *string                    `json:"comments,omitempty"`
-	Depth                int32                      `json:"_depth"`
+	Depth                *int32                     `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -45,14 +45,13 @@ type _ContactGroup ContactGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewContactGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *ContactGroup {
+func NewContactGroup(id int32, url string, name string, slug string, lastUpdated NullableTime) *ContactGroup {
 	this := ContactGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -496,28 +495,36 @@ func (o *ContactGroup) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *ContactGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *ContactGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *ContactGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *ContactGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o ContactGroup) MarshalJSON() ([]byte, error) {
@@ -562,7 +569,9 @@ func (o ContactGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -581,7 +590,6 @@ func (o *ContactGroup) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_device_role.go b/apiv4_4/model_device_role.go
index 9bfe6692..31106309 100644
--- a/apiv4_4/model_device_role.go
+++ b/apiv4_4/model_device_role.go
@@ -40,7 +40,7 @@ type DeviceRole struct {
 	DeviceCount          *int32                      `json:"device_count,omitempty"`
 	VirtualmachineCount  *int32                      `json:"virtualmachine_count,omitempty"`
 	Comments             *string                     `json:"comments,omitempty"`
-	Depth                int32                       `json:"_depth"`
+	Depth                *int32                      `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -50,14 +50,13 @@ type _DeviceRole DeviceRole
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewDeviceRole(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *DeviceRole {
+func NewDeviceRole(id int32, url string, name string, slug string, lastUpdated NullableTime) *DeviceRole {
 	this := DeviceRole{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -640,28 +639,36 @@ func (o *DeviceRole) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *DeviceRole) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *DeviceRole) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *DeviceRole) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *DeviceRole) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o DeviceRole) MarshalJSON() ([]byte, error) {
@@ -718,7 +725,9 @@ func (o DeviceRole) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -737,7 +746,6 @@ func (o *DeviceRole) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_inventory_item.go b/apiv4_4/model_inventory_item.go
index 64b563c8..e7480623 100644
--- a/apiv4_4/model_inventory_item.go
+++ b/apiv4_4/model_inventory_item.go
@@ -48,7 +48,7 @@ type InventoryItem struct {
 	CustomFields         map[string]interface{} `json:"custom_fields,omitempty"`
 	Created              NullableTime           `json:"created,omitempty"`
 	LastUpdated          NullableTime           `json:"last_updated"`
-	Depth                int32                  `json:"_depth"`
+	Depth                *int32                 `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -58,7 +58,7 @@ type _InventoryItem InventoryItem
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewInventoryItem(id int32, url string, device BriefDevice, name string, component interface{}, lastUpdated NullableTime, depth int32) *InventoryItem {
+func NewInventoryItem(id int32, url string, device BriefDevice, name string, component interface{}, lastUpdated NullableTime) *InventoryItem {
 	this := InventoryItem{}
 	this.Id = id
 	this.Url = url
@@ -66,7 +66,6 @@ func NewInventoryItem(id int32, url string, device BriefDevice, name string, com
 	this.Name = name
 	this.Component = component
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -847,28 +846,36 @@ func (o *InventoryItem) SetLastUpdated(v time.Time) {
 	o.LastUpdated.Set(&v)
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *InventoryItem) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *InventoryItem) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *InventoryItem) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *InventoryItem) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o InventoryItem) MarshalJSON() ([]byte, error) {
@@ -940,7 +947,9 @@ func (o InventoryItem) ToMap() (map[string]interface{}, error) {
 		toSerialize["created"] = o.Created.Get()
 	}
 	toSerialize["last_updated"] = o.LastUpdated.Get()
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -960,7 +969,6 @@ func (o *InventoryItem) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"component",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_inventory_item_template.go b/apiv4_4/model_inventory_item_template.go
index 8512a3cb..1c1f251e 100644
--- a/apiv4_4/model_inventory_item_template.go
+++ b/apiv4_4/model_inventory_item_template.go
@@ -40,7 +40,7 @@ type InventoryItemTemplate struct {
 	Component            interface{}    `json:"component"`
 	Created              NullableTime   `json:"created,omitempty"`
 	LastUpdated          NullableTime   `json:"last_updated"`
-	Depth                int32          `json:"_depth"`
+	Depth                *int32         `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -50,7 +50,7 @@ type _InventoryItemTemplate InventoryItemTemplate
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewInventoryItemTemplate(id int32, url string, deviceType BriefDeviceType, name string, component interface{}, lastUpdated NullableTime, depth int32) *InventoryItemTemplate {
+func NewInventoryItemTemplate(id int32, url string, deviceType BriefDeviceType, name string, component interface{}, lastUpdated NullableTime) *InventoryItemTemplate {
 	this := InventoryItemTemplate{}
 	this.Id = id
 	this.Url = url
@@ -58,7 +58,6 @@ func NewInventoryItemTemplate(id int32, url string, deviceType BriefDeviceType,
 	this.Name = name
 	this.Component = component
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -604,28 +603,36 @@ func (o *InventoryItemTemplate) SetLastUpdated(v time.Time) {
 	o.LastUpdated.Set(&v)
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *InventoryItemTemplate) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *InventoryItemTemplate) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *InventoryItemTemplate) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *InventoryItemTemplate) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o InventoryItemTemplate) MarshalJSON() ([]byte, error) {
@@ -676,7 +683,9 @@ func (o InventoryItemTemplate) ToMap() (map[string]interface{}, error) {
 		toSerialize["created"] = o.Created.Get()
 	}
 	toSerialize["last_updated"] = o.LastUpdated.Get()
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -696,7 +705,6 @@ func (o *InventoryItemTemplate) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"component",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_location.go b/apiv4_4/model_location.go
index af7e01e1..93e15d93 100644
--- a/apiv4_4/model_location.go
+++ b/apiv4_4/model_location.go
@@ -42,7 +42,7 @@ type Location struct {
 	DeviceCount          *int32                 `json:"device_count,omitempty"`
 	PrefixCount          *int64                 `json:"prefix_count,omitempty"`
 	Comments             *string                `json:"comments,omitempty"`
-	Depth                int32                  `json:"_depth"`
+	Depth                *int32                 `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -52,7 +52,7 @@ type _Location Location
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewLocation(id int32, url string, name string, slug string, site BriefSite, lastUpdated NullableTime, depth int32) *Location {
+func NewLocation(id int32, url string, name string, slug string, site BriefSite, lastUpdated NullableTime) *Location {
 	this := Location{}
 	this.Id = id
 	this.Url = url
@@ -60,7 +60,6 @@ func NewLocation(id int32, url string, name string, slug string, site BriefSite,
 	this.Slug = slug
 	this.Site = site
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -699,28 +698,36 @@ func (o *Location) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *Location) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *Location) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *Location) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *Location) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o Location) MarshalJSON() ([]byte, error) {
@@ -781,7 +788,9 @@ func (o Location) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -801,7 +810,6 @@ func (o *Location) UnmarshalJSON(data []byte) (err error) {
 		"slug",
 		"site",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_nested_contact_group.go b/apiv4_4/model_nested_contact_group.go
index 2f268da5..31074f35 100644
--- a/apiv4_4/model_nested_contact_group.go
+++ b/apiv4_4/model_nested_contact_group.go
@@ -26,7 +26,7 @@ type NestedContactGroup struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedContactGroup NestedContactGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedContactGroup(id int32, url string, name string, slug string, depth int32) *NestedContactGroup {
+func NewNestedContactGroup(id int32, url string, name string, slug string) *NestedContactGroup {
 	this := NestedContactGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedContactGroup) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedContactGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedContactGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedContactGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedContactGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedContactGroup) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedContactGroup) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedContactGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_nested_location.go b/apiv4_4/model_nested_location.go
index 6f3c2201..eb1456e2 100644
--- a/apiv4_4/model_nested_location.go
+++ b/apiv4_4/model_nested_location.go
@@ -26,7 +26,7 @@ type NestedLocation struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedLocation NestedLocation
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedLocation(id int32, url string, name string, slug string, depth int32) *NestedLocation {
+func NewNestedLocation(id int32, url string, name string, slug string) *NestedLocation {
 	this := NestedLocation{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedLocation) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedLocation) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedLocation) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedLocation) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedLocation) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedLocation) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedLocation) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedLocation) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_nested_region.go b/apiv4_4/model_nested_region.go
index baf900c6..44392c5c 100644
--- a/apiv4_4/model_nested_region.go
+++ b/apiv4_4/model_nested_region.go
@@ -26,7 +26,7 @@ type NestedRegion struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedRegion NestedRegion
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedRegion(id int32, url string, name string, slug string, depth int32) *NestedRegion {
+func NewNestedRegion(id int32, url string, name string, slug string) *NestedRegion {
 	this := NestedRegion{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedRegion) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedRegion) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedRegion) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedRegion) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedRegion) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedRegion) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedRegion) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedRegion) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_nested_site_group.go b/apiv4_4/model_nested_site_group.go
index 6635201f..8f26e827 100644
--- a/apiv4_4/model_nested_site_group.go
+++ b/apiv4_4/model_nested_site_group.go
@@ -26,7 +26,7 @@ type NestedSiteGroup struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedSiteGroup NestedSiteGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedSiteGroup(id int32, url string, name string, slug string, depth int32) *NestedSiteGroup {
+func NewNestedSiteGroup(id int32, url string, name string, slug string) *NestedSiteGroup {
 	this := NestedSiteGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedSiteGroup) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedSiteGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedSiteGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedSiteGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedSiteGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedSiteGroup) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedSiteGroup) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedSiteGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_nested_tenant_group.go b/apiv4_4/model_nested_tenant_group.go
index b57a3c33..063b6632 100644
--- a/apiv4_4/model_nested_tenant_group.go
+++ b/apiv4_4/model_nested_tenant_group.go
@@ -26,7 +26,7 @@ type NestedTenantGroup struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedTenantGroup NestedTenantGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedTenantGroup(id int32, url string, name string, slug string, depth int32) *NestedTenantGroup {
+func NewNestedTenantGroup(id int32, url string, name string, slug string) *NestedTenantGroup {
 	this := NestedTenantGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedTenantGroup) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedTenantGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedTenantGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedTenantGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedTenantGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedTenantGroup) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedTenantGroup) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedTenantGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_nested_wireless_lan_group.go b/apiv4_4/model_nested_wireless_lan_group.go
index 7be7df16..3ea30c04 100644
--- a/apiv4_4/model_nested_wireless_lan_group.go
+++ b/apiv4_4/model_nested_wireless_lan_group.go
@@ -26,7 +26,7 @@ type NestedWirelessLANGroup struct {
 	Display              *string `json:"display,omitempty"`
 	Name                 string  `json:"name"`
 	Slug                 string  `json:"slug" validate:"regexp=^[-a-zA-Z0-9_]+$"`
-	Depth                int32   `json:"_depth"`
+	Depth                *int32  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -36,13 +36,12 @@ type _NestedWirelessLANGroup NestedWirelessLANGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewNestedWirelessLANGroup(id int32, url string, name string, slug string, depth int32) *NestedWirelessLANGroup {
+func NewNestedWirelessLANGroup(id int32, url string, name string, slug string) *NestedWirelessLANGroup {
 	this := NestedWirelessLANGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
-	this.Depth = depth
 	return &this
 }
 
@@ -214,28 +213,36 @@ func (o *NestedWirelessLANGroup) SetSlug(v string) {
 	o.Slug = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *NestedWirelessLANGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *NestedWirelessLANGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *NestedWirelessLANGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *NestedWirelessLANGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o NestedWirelessLANGroup) MarshalJSON() ([]byte, error) {
@@ -258,7 +265,9 @@ func (o NestedWirelessLANGroup) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["name"] = o.Name
 	toSerialize["slug"] = o.Slug
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -276,7 +285,6 @@ func (o *NestedWirelessLANGroup) UnmarshalJSON(data []byte) (err error) {
 		"url",
 		"name",
 		"slug",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_platform.go b/apiv4_4/model_platform.go
index b3580df6..de048203 100644
--- a/apiv4_4/model_platform.go
+++ b/apiv4_4/model_platform.go
@@ -38,7 +38,7 @@ type Platform struct {
 	LastUpdated          NullableTime                `json:"last_updated"`
 	DeviceCount          *int32                      `json:"device_count,omitempty"`
 	VirtualmachineCount  *int32                      `json:"virtualmachine_count,omitempty"`
-	Depth                int32                       `json:"_depth"`
+	Depth                *int32                      `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -48,14 +48,13 @@ type _Platform Platform
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewPlatform(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *Platform {
+func NewPlatform(id int32, url string, name string, slug string, lastUpdated NullableTime) *Platform {
 	this := Platform{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -617,28 +616,36 @@ func (o *Platform) SetVirtualmachineCount(v int32) {
 	o.VirtualmachineCount = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *Platform) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *Platform) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *Platform) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *Platform) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o Platform) MarshalJSON() ([]byte, error) {
@@ -692,7 +699,9 @@ func (o Platform) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.VirtualmachineCount) {
 		toSerialize["virtualmachine_count"] = o.VirtualmachineCount
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -711,7 +720,6 @@ func (o *Platform) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_prefix.go b/apiv4_4/model_prefix.go
index f488eb2c..66935a2d 100644
--- a/apiv4_4/model_prefix.go
+++ b/apiv4_4/model_prefix.go
@@ -46,7 +46,7 @@ type Prefix struct {
 	Created              NullableTime           `json:"created,omitempty"`
 	LastUpdated          NullableTime           `json:"last_updated"`
 	Children             int32                  `json:"children"`
-	Depth                int32                  `json:"_depth"`
+	Depth                *int32                 `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -56,7 +56,7 @@ type _Prefix Prefix
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewPrefix(id int32, url string, family AggregateFamily, prefix string, lastUpdated NullableTime, children int32, depth int32) *Prefix {
+func NewPrefix(id int32, url string, family AggregateFamily, prefix string, lastUpdated NullableTime, children int32) *Prefix {
 	this := Prefix{}
 	this.Id = id
 	this.Url = url
@@ -64,7 +64,6 @@ func NewPrefix(id int32, url string, family AggregateFamily, prefix string, last
 	this.Prefix = prefix
 	this.LastUpdated = lastUpdated
 	this.Children = children
-	this.Depth = depth
 	return &this
 }
 
@@ -844,28 +843,36 @@ func (o *Prefix) SetChildren(v int32) {
 	o.Children = v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *Prefix) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *Prefix) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *Prefix) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *Prefix) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o Prefix) MarshalJSON() ([]byte, error) {
@@ -935,7 +942,9 @@ func (o Prefix) ToMap() (map[string]interface{}, error) {
 	}
 	toSerialize["last_updated"] = o.LastUpdated.Get()
 	toSerialize["children"] = o.Children
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -955,7 +964,6 @@ func (o *Prefix) UnmarshalJSON(data []byte) (err error) {
 		"prefix",
 		"last_updated",
 		"children",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_region.go b/apiv4_4/model_region.go
index 0a02a03f..ddc86bcb 100644
--- a/apiv4_4/model_region.go
+++ b/apiv4_4/model_region.go
@@ -36,7 +36,7 @@ type Region struct {
 	SiteCount            *int32                 `json:"site_count,omitempty"`
 	PrefixCount          *int64                 `json:"prefix_count,omitempty"`
 	Comments             *string                `json:"comments,omitempty"`
-	Depth                int32                  `json:"_depth"`
+	Depth                *int32                 `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -46,14 +46,13 @@ type _Region Region
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewRegion(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *Region {
+func NewRegion(id int32, url string, name string, slug string, lastUpdated NullableTime) *Region {
 	this := Region{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -529,28 +528,36 @@ func (o *Region) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *Region) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *Region) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *Region) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *Region) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o Region) MarshalJSON() ([]byte, error) {
@@ -598,7 +605,9 @@ func (o Region) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -617,7 +626,6 @@ func (o *Region) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_site_group.go b/apiv4_4/model_site_group.go
index 46cd0d41..862cf704 100644
--- a/apiv4_4/model_site_group.go
+++ b/apiv4_4/model_site_group.go
@@ -36,7 +36,7 @@ type SiteGroup struct {
 	SiteCount            *int32                  `json:"site_count,omitempty"`
 	PrefixCount          *int64                  `json:"prefix_count,omitempty"`
 	Comments             *string                 `json:"comments,omitempty"`
-	Depth                int32                   `json:"_depth"`
+	Depth                *int32                  `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -46,14 +46,13 @@ type _SiteGroup SiteGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewSiteGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *SiteGroup {
+func NewSiteGroup(id int32, url string, name string, slug string, lastUpdated NullableTime) *SiteGroup {
 	this := SiteGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -529,28 +528,36 @@ func (o *SiteGroup) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *SiteGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *SiteGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *SiteGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *SiteGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o SiteGroup) MarshalJSON() ([]byte, error) {
@@ -598,7 +605,9 @@ func (o SiteGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -617,7 +626,6 @@ func (o *SiteGroup) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_tenant_group.go b/apiv4_4/model_tenant_group.go
index 42813607..8446d9e0 100644
--- a/apiv4_4/model_tenant_group.go
+++ b/apiv4_4/model_tenant_group.go
@@ -35,7 +35,7 @@ type TenantGroup struct {
 	LastUpdated          NullableTime              `json:"last_updated"`
 	TenantCount          *int32                    `json:"tenant_count,omitempty"`
 	Comments             *string                   `json:"comments,omitempty"`
-	Depth                int32                     `json:"_depth"`
+	Depth                *int32                    `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -45,14 +45,13 @@ type _TenantGroup TenantGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewTenantGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *TenantGroup {
+func NewTenantGroup(id int32, url string, name string, slug string, lastUpdated NullableTime) *TenantGroup {
 	this := TenantGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -496,28 +495,36 @@ func (o *TenantGroup) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *TenantGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *TenantGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *TenantGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *TenantGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o TenantGroup) MarshalJSON() ([]byte, error) {
@@ -562,7 +569,9 @@ func (o TenantGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -581,7 +590,6 @@ func (o *TenantGroup) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/apiv4_4/model_wireless_lan_group.go b/apiv4_4/model_wireless_lan_group.go
index 11619228..4be39175 100644
--- a/apiv4_4/model_wireless_lan_group.go
+++ b/apiv4_4/model_wireless_lan_group.go
@@ -35,7 +35,7 @@ type WirelessLANGroup struct {
 	LastUpdated          NullableTime                   `json:"last_updated"`
 	WirelesslanCount     *int32                         `json:"wirelesslan_count,omitempty"`
 	Comments             *string                        `json:"comments,omitempty"`
-	Depth                int32                          `json:"_depth"`
+	Depth                *int32                         `json:"_depth,omitempty"`
 	AdditionalProperties map[string]interface{}
 }
 
@@ -45,14 +45,13 @@ type _WirelessLANGroup WirelessLANGroup
 // This constructor will assign default values to properties that have it defined,
 // and makes sure properties required by API are set, but the set of arguments
 // will change when the set of required properties is changed
-func NewWirelessLANGroup(id int32, url string, name string, slug string, lastUpdated NullableTime, depth int32) *WirelessLANGroup {
+func NewWirelessLANGroup(id int32, url string, name string, slug string, lastUpdated NullableTime) *WirelessLANGroup {
 	this := WirelessLANGroup{}
 	this.Id = id
 	this.Url = url
 	this.Name = name
 	this.Slug = slug
 	this.LastUpdated = lastUpdated
-	this.Depth = depth
 	return &this
 }
 
@@ -496,28 +495,36 @@ func (o *WirelessLANGroup) SetComments(v string) {
 	o.Comments = &v
 }
 
-// GetDepth returns the Depth field value
+// GetDepth returns the Depth field value if set, zero value otherwise.
 func (o *WirelessLANGroup) GetDepth() int32 {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		var ret int32
 		return ret
 	}
-
-	return o.Depth
+	return *o.Depth
 }
 
-// GetDepthOk returns a tuple with the Depth field value
+// GetDepthOk returns a tuple with the Depth field value if set, nil otherwise
 // and a boolean to check if the value has been set.
 func (o *WirelessLANGroup) GetDepthOk() (*int32, bool) {
-	if o == nil {
+	if o == nil || IsNil(o.Depth) {
 		return nil, false
 	}
-	return &o.Depth, true
+	return o.Depth, true
+}
+
+// HasDepth returns a boolean if a field has been set.
+func (o *WirelessLANGroup) HasDepth() bool {
+	if o != nil && !IsNil(o.Depth) {
+		return true
+	}
+
+	return false
 }
 
-// SetDepth sets field value
+// SetDepth gets a reference to the given int32 and assigns it to the Depth field.
 func (o *WirelessLANGroup) SetDepth(v int32) {
-	o.Depth = v
+	o.Depth = &v
 }
 
 func (o WirelessLANGroup) MarshalJSON() ([]byte, error) {
@@ -562,7 +569,9 @@ func (o WirelessLANGroup) ToMap() (map[string]interface{}, error) {
 	if !IsNil(o.Comments) {
 		toSerialize["comments"] = o.Comments
 	}
-	toSerialize["_depth"] = o.Depth
+	if !IsNil(o.Depth) {
+		toSerialize["_depth"] = o.Depth
+	}
 
 	for key, value := range o.AdditionalProperties {
 		toSerialize[key] = value
@@ -581,7 +590,6 @@ func (o *WirelessLANGroup) UnmarshalJSON(data []byte) (err error) {
 		"name",
 		"slug",
 		"last_updated",
-		"_depth",
 	}
 
 	// defaultValueFuncMap captures the default values for required properties.
diff --git a/patcher/pre_gen.py b/patcher/pre_gen.py
index fc6170b2..b967df7c 100755
--- a/patcher/pre_gen.py
+++ b/patcher/pre_gen.py
@@ -14,7 +14,8 @@
     "created",  # for sites
     "display",  # Virtual disks
     "scope",
-    "mac_addresses"
+    "mac_addresses",
+    "_depth"
 )
 
 
diff --git a/schemas/patched-4.3.7.yaml b/schemas/patched-4.3.7.yaml
index e3b85981..28273759 100644
--- a/schemas/patched-4.3.7.yaml
+++ b/schemas/patched-4.3.7.yaml
@@ -130100,7 +130100,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -130842,7 +130841,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -131700,7 +131698,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -131843,7 +131840,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -131985,7 +131981,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -132572,7 +132567,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -135927,7 +135921,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -137645,7 +137638,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -146309,7 +146301,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - component
       - device
       - id
@@ -146571,7 +146562,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - component
       - device_type
       - id
@@ -147318,7 +147308,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -148265,7 +148254,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -148610,7 +148598,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -148755,7 +148742,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -148818,7 +148804,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -148948,7 +148933,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -149207,7 +149191,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -167304,7 +167287,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - children
       - family
       - id
@@ -170054,7 +170036,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -170927,7 +170908,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -171542,7 +171522,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -174516,7 +174495,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
diff --git a/schemas/patched-4.4.4.yaml b/schemas/patched-4.4.4.yaml
index 1ee76d78..aa65200b 100644
--- a/schemas/patched-4.4.4.yaml
+++ b/schemas/patched-4.4.4.yaml
@@ -132078,7 +132078,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -132820,7 +132819,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -133097,7 +133095,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -133684,7 +133681,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -133827,7 +133823,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -133969,7 +133964,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -134556,7 +134550,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -138024,7 +138017,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -139750,7 +139742,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -149458,7 +149449,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - component
       - device
       - id
@@ -149720,7 +149710,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - component
       - device_type
       - id
@@ -150470,7 +150459,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -151418,7 +151406,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -151763,7 +151750,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -151955,7 +151941,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -152018,7 +152003,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -152148,7 +152132,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -152407,7 +152390,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - name
       - slug
@@ -166954,7 +166936,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -171088,7 +171069,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - children
       - family
       - id
@@ -173871,7 +173851,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -174744,7 +174723,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -175359,7 +175337,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name
@@ -178333,7 +178310,6 @@ components:
           readOnly: true
           title: ' depth'
       required:
-      - _depth
       - id
       - last_updated
       - name