code: def to_api_repr(self):
          
          config = copy.deepcopy(self._properties)
          if self.options is not None:
              r = self.options.to_api_repr()
              if r != {}:
                  config[self.options._RESOURCE_NAME] = r
          return config
docs: Build an API representation of this object.
  
          Returns:
              Dict[str, Any]:
                  A dictionary in the format used by the BigQuery API.