get datafeed

def read_datafeed(self, datafeed_id):
        ''' get datafeed '''
        response, status_code = self.__agent__.Datafeed.get_v4_datafeed_id_read(
            sessionToken=self.__session__,
            keyManagerToken=self.__keymngr__,
            id=datafeed_id
        ).result()
        self.logger.debug('%s: %s' % (status_code, response))
        return status_code, response