code: def get_default_config(self):
          
          config = super(SignalfxHandler, self).get_default_config()
  
          config.update({
              'url': 'https://ingest.signalfx.com/v2/datapoint',
              'batch': 300,
              'filter_metrics_regex': '',
              # Don't wait more than 30 sec between pushes
              'batch_max_interval': 30,
              'auth_token': '',
          })
  
          return config
docs: Return the default config for the handler