SignClient client = new SignClient(epr, wso2wsasHome);
String strRequest = Messages.getString("SignClient.17"); //$NON-NLS-1$
int scenarioNumber = 2;
client.configureSecurity(scenarioNumber);
// call AddToString and print response
SampleServiceStub.AddToStringResponse res1 = client
.sendRequestString(strRequest);
System.out.println(Messages.getString("SignClient.18") //$NON-NLS-1$