Permission Denied
The caller does not have permission to execute the specified operation. PERMISSION_DENIED
must not be used for rejections caused by exhausting some resource (use RESOURCE_EXHAUSTED
instead for those errors). PERMISSION_DENIED
must not be used if the caller can not be identified (use UNAUTHENTICATED
instead for those errors). This error code does not imply the request is valid or the requested entity exists or satisfies other pre-conditions. HTTP Mapping: 403 Forbidden