code: protected void notifyServiceSummaryUpdate(ServiceSummary serviceSummary) throws ActivityException {
          WorkflowServices wfs = ServiceLocator.getWorkflowServices();
          try {
              wfs.notify("service-summary-update-" + getMasterRequestId(), null, 2);
          } catch (ServiceException e) {
              throw new ActivityException("Cannot publish Service Summary update event", e);
          }
      }
docs: Standard behavior is to publish event fitting standard pattern of default event
  used in DependenciesWaitActivity (Microservice Dependencies Wait)