func (connector *SIRIStopMonitoringRequestCollector) broadcastNotCollectedEvents(events map[string]*model.StopVisitUpdateEvent, collectedStopVisitCodes []model.Code, t time.Time) {
    for _, stopVisitCode := range collectedStopVisitCodes {
        if _, ok := events[stopVisitCode.Value()]; !ok {
            logger.Log.Debugf("Send StopVisitNotCollectedEvent for %v", stopVisitCode)
            connector.broadcastUpdateEvent(model.NewNotCollectedUpdateEvent(stopVisitCode, t))