400 Bad Request

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

Cannot decode URL parameter keywords: ['sportart%3ASeesport%2Bsportangebot%3ABowling%2Bsportangebot%3ASoftair%2Bsportangebot%3ABergsteigen%2Bsportangebot%3AKleinkinderturnen%2Bsportangebot%3AArmbrustschiessen']