code: def update_raw(self, fields=None):
          
          return client.put(
              self.path('self'),
              self.update_payload(fields),
              **self._server_config.get_client_kwargs()
          )
docs: Update the current entity.
  
          Make an HTTP PUT call to ``self.path('base')``. The request payload
          consists of whatever is returned by :meth:`update_payload`. Return the
          response.
  
          :param fields: See :meth:`update`.
          :return: A ``requests.response`` object.