400 Bad Request

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

Cannot decode URL parameter filter: ['durations%3A8%2Bmunicipalities%3ALausanne %28Ouchy%29%2Bperiod_ids%3A249f9f0d9af341829aab6b7108f8aabb%2Btags%3AExcursion%2Btags%3ADesign%2Bweekdays%3A2%2Bvolunteers%3ATrue']