Probably cause:
>>> from openeogeotrellis.load_stac import construct_item_collection
>>> item_collection, metadata, band_names, _ = construct_item_collection("catalogue.json")
No cube:dimensions metadata
bands_from_stac_catalog with summaries.keys()=dict_keys([]) (which is non-standard)
bands_from_stac_catalog: no band name source found
>>> item_collection.items
[<Item id=bologna-l2-ard>]
>>> metadata
GeopysparkCubeMetadata(dimension_names=[])
>>> band_names
[]
>>> list(item_collection.iter_items_with_band_assets())
[]