code: def get_additional_params(self, **params):
          
  
          # TODO: Move these params to their own vertical if needed.
          polling_params = [
              'locationschema',
              'carrierschema',
              'sorttype',
              'sortorder',
              'originairports',
              'destinationairports',
              'stops',
              'outbounddeparttime',
              'outbounddepartstarttime',
              'outbounddepartendtime',
              'inbounddeparttime',
              'inbounddepartstarttime',
              'inbounddepartendtime',
              'duration',
              'includecarriers',
              'excludecarriers'
          ]
  
          additional_params = dict(
              (key, value) for key, value in params.items()
              if key in polling_params
          )
  
          return additional_params
docs: Filter to get the additional params needed for polling