400 Bad Request

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

Cannot decode URL parameter filter: ['dateranges%3A2019-04-15%3A2019-04-18%2Bmunicipalities%3ATuggen%2Bmunicipalities%3ASt. Gallenkappel%2Bperiod_ids%3A47aee87043764f1b9ddce7dca4daa534%2Btags%3ATheater%2Btags%3ADesign']