curl --location 'https://sandbox-api.praemunio.org/api/v1/documents/upload?workspace_id=731a34c8-67b4-4fa4-ae44-594c9124f322&folder_id=731a34c8-67b4-4fa4-ae44-594c9124f322' \
--header 'Authorization: Bearer <token>' \
--form 'file1=@""' \
--form 'file2=@""'{}