code: func (*Room) CallLog(ctx context.Context, arg *protos.Arg) (*protos.Response, error) {
  	route := "metagame.metagame.logremote"
  	reply := &protos.Response{}
  	jid, err := pitaya.ReliableRPC(route, nil, reply, arg)
  	if err != nil {
  		logger.Log.Infof("failed to enqueue rpc: %q", err)
  		return nil, err
  	}
  
  	logger.Log.Infof("enqueue rpc job: %d", jid)
  	return &protos.Response{Code: 200, Msg: "ok"}, nil
  }
docs: // CallLog makes ReliableRPC to metagame LogRemote