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%3A12-12%2Bage_ranges%3A11-11%2Bage_ranges%3A15-15%2Bmunicipalities%3AKappelen%2Bperiod_ids%3A7625122f6ca04575b52255eab6c42c9e%2Btags%3AExcursion%2Btags%3ADesign%2Bweekdays%3A3']