public AddSourceIdentifierToSubscriptionResponse AddSourceIdentifierToSubscription(AddSourceIdentifierToSubscriptionRequest request)
{
var marshaller = new AddSourceIdentifierToSubscriptionRequestMarshaller();
var unmarshaller = AddSourceIdentifierToSubscriptionResponseUnmarshaller.Instance;
return Invoke<AddSourceIdentifierToSubscriptionRequest,AddSourceIdentifierToSubscriptionResponse>(request, marshaller, unmarshaller);
}