return nil, err
			}
			targets = append(targets, t)

		}

	case config.NotifyMQTTSubSys:
		mqttTargets, err := GetNotifyMQTT(cfg[config.NotifyMQTTSubSys], transport.TLSClientConfig.RootCAs)
		if err != nil {
			return nil, err
		}
		for id, args := range mqttTargets {
			if !args.Enable {
				continue
			}
			args.RootCAs = transport.TLSClientConfig.RootCAs