{"error":{"code":400,"message":"Invalid value at 'max_results' (TYPE_UINT32), \"\"","errors":[{"message":"Invalid value at 'max_results' (TYPE_UINT32), \"\"","reason":"invalid"}],"status":"INVALID_ARGUMENT","details":[{"@type":"type.googleapis.com\/google.rpc.BadRequest","fieldViolations":[{"field":"max_results","description":"Invalid value at 'max_results' (TYPE_UINT32), \"\""}]}]}}