Request:
{
"cmd": "message_unpin",
"channel": "<channel_name>",
"id": "<message_id>"
}
channel: Channel name.id: Message ID.
Response:
- On success:
{
"cmd": "message_unpin",
"id": "<message_id>",
"channel": "<channel_name>",
"pinned": false
}
- On error: see common errors.
Notes:
- User must be authenticated and have access to the channel.
- User must have permission to pin messages in the channel or be the owner.
See implementation: handlers/message.py (search for case "message_unpin":).