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%3ARettungsdienst%2Baktivitat%3ASchwingen%2Baktivitat%3ABadminton%2Baktivitat%3AFussball%2Baktivitat%3ATischtennis%2Baktivitat%3AQuartierverein%2Baktivitat%3AKinderbetreuung']