String sessionId = reply.getSessionId();
SCMPReceivePublicationCall receivePublicationCall = new SCMPReceivePublicationCall(this.requester,
TestConstants.pubServerName1, sessionId);
cbk = new TestCallback();
receivePublicationCall.invoke(cbk, 20000);
reply = cbk.getMessageSync(20000);
Assert.assertTrue(reply.isLargeMessage());
Assert.assertEquals(TestUtil.getLargeString(), reply.getBody());
SCMPClnUnsubscribeCall unSubscribeCall = new SCMPClnUnsubscribeCall(this.requester, TestConstants.pubServerName1, sessionId);