Client error: `GET https://api.rightsdesk.com/api/public/works/search?page=1&sort=created_at%3Adesc&size=30&channel=mohrbooks-neuerscheinungen&category=PDR&contributor=21686dfd-acdc-4495-913a-e4d32039e9b1` resulted in a `401 Unauthorized` response:
{"message":"Unauthenticated."}