code: def _set_properties(self, resource):
          
          resource = resource.copy()
          self._additions = tuple(
              [
                  ResourceRecordSet.from_api_repr(added_res, self.zone)
                  for added_res in resource.pop("additions", ())
              ]
          )
          self._deletions = tuple(
              [
                  ResourceRecordSet.from_api_repr(added_res, self.zone)
                  for added_res in resource.pop("deletions", ())
              ]
          )
          self._properties = resource
docs: Helper method for :meth:`from_api_repr`, :meth:`create`, etc.
  
          :type resource: dict
          :param resource: change set representation returned from the API.