400 Bad Request

The server could not comply with the request since it is either malformed or otherwise incorrect.

Cannot decode URL parameter keywords: ['aktivitat%3ATheater%2Baktivitat%3AFasnachtsgesellschaft%2Baktivitat%3AFussball%2Baktivitat%3ARettungsdienst%2Baktivitat%3ASamichlaus%2Bart%3AWohnen%2Bart%3AKultur']