code: def dispatch(self, action, event, compute_id):
          
          if action == "node.updated":
              try:
                  # Update controller node data and send the event node.updated
                  project = self._controller.get_project(event["project_id"])
                  node = project.get_node(event["node_id"])
                  yield from node.parse_node_response(event)
  
                  self.emit("node.updated", node.__json__())
              except (aiohttp.web.HTTPNotFound, aiohttp.web.HTTPForbidden):  # Project closing
                  return
          elif action == "ping":
              event["compute_id"] = compute_id
              self.emit(action, event)
          else:
              self.emit(action, event)
docs: Notification received from compute node. Send it directly
          to clients or process it
  
          :param action: Action name
          :param event: Event to send
          :param compute_id: Compute id of the sender