position (`int`):
Position of the collection in the list of collections of the owner.
private (`bool`):
Whether the collection is private or not.
theme (`str`):
Theme of the collection. E.g. `"green"`.
upvotes (`int`):
Number of upvotes of the collection.
description (`str`, *optional*):
Description of the collection, as plain text.
url (`str`):
(property) URL of the collection on the Hub.
```