code: def push_pushed_id(self, content, pushed_id, content_url=None):
          '''Push a notification to a specific pushed user by Pushed ID.
  
          Param: content -> content of Pushed notification message
                 pushed_id -> user's pushed ID
                 content_url (optional) -> enrich message with URL
          Returns Shipment ID as string
          '''
          parameters = {
              'app_key': self.app_key,
              'app_secret': self.app_secret,
              'pushed_id': pushed_id,
              'target_alias': 'Nothing'   # Required, but seems unused
          }
          return self._push(content, 'pushed_id', parameters, content_urlf push_pushed_id(self, content, pushed_id, content_url=None):
          '''Push a notification to a specific pushed user by Pushed ID.
  
          Param: content -> content of Pushed notification message
                 pushed_id -> user's pushed ID
                 content_url (optional) -> enrich message with URL
          Returns Shipment ID as string
          '''
          parameters = {
              'app_key': self.app_key,
              'app_secret': self.app_secret,
              'pushed_id': pushed_id,
              'target_alias': 'Nothing'   # Required, but seems unused
          }
          return self._push(content, 'pushed_id', parameters, content_url)
docs: Push a notification to a specific pushed user by Pushed ID.
  
          Param: content -> content of Pushed notification message
                 pushed_id -> user's pushed ID
                 content_url (optional) -> enrich message with URL
          Returns Shipment ID as string