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%3AFussball%2Baktivitat%3AFasnachtsgesellschaft%2Baktivitat%3ABadminton%2Baktivitat%3AInlinehockey%2Baktivitat%3AFahrradfahren%2Baktivitat%3ASchiessen%2Bart%3AWohnen%2Bart%3APolitik']