400 Bad Request

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

Cannot decode URL parameter filter: ['age_ranges%3A6-6%2Bprice_ranges%3A0-0%2Bmunicipalities%3AGrasswil%2Bperiod_ids%3A7625122f6ca04575b52255eab6c42c9e%2Btags%3ACooking%2Btags%3AMusic%2Bweekdays%3A1%2Bweekdays%3A3']