400 Bad Request

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

Cannot decode URL parameter keywords: ['sportangebot%3ACurling%2Bsportangebot%3ABabyschwimmen%2Bsportangebot%3AGymnastik und Tanz%2Bsportangebot%3AAerobic%2Bsportart%3AWassersport']