400 Bad Request

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

Cannot decode URL parameter filter: ['available%3Amany%2Bmunicipalities%3AM%C3%B6nthal%2Bmunicipalities%3ALenzburg%2Bperiod_ids%3Afe4060729b3c4ab493558be6712de170%2Btags%3ASightseeing']