Client error: `GET https://api.rightsdesk.com/api/public/works/search?page=1&sort=created_at%3Adesc&size=30&channel=mohrbooks-neuerscheinungen&category=MFN&contributor=d5c0c797-1157-46c4-b1b2-c50631ab8ad8` resulted in a `401 Unauthorized` response:
{"message":"Unauthenticated."}