String url = TestUtil.generateRandomURLWithHttpTransport(NOTIFICATION_TEST_PORT);
eventSinkAddr.setValue(url);
eventSinkERT.setAddress(eventSinkAddr);
subscribe.setDelivery(new DeliveryType());
subscribe.getDelivery().getContent().add(new ObjectFactory().createNotifyTo(eventSinkERT));
FormatType formatType = new FormatType();
formatType.setName(EventingConstants.DELIVERY_FORMAT_WRAPPED);
subscribe.setFormat(formatType);
eventSourceClient.subscribeOp(subscribe);
eventSourceClient.subscribeOp(subscribe);
eventSourceClient.subscribeOp(subscribe);