# Must query at least slice_ids_whitelist
if return_fields is not None:
- added_fields = set(['slice_ids_whitelist', 'site_id']).difference(return_fields)
+ added_fields = set(['slice_ids_whitelist', 'site_id', 'node_id']).difference(return_fields)
return_fields += added_fields
else:
added_fields =[]