hes to create a consumer on that non-shared durable subscription
 must use the same client identifier.

 <p>
 If an unshared durable subscription already exists with the same name and client identifier and the same topic and
 message selector, and there is no consumer already active (i.e. not closed) on the durable subscription, and no
 consumed messages from that subscription are still part of a pending transaction or are not yet acknowledged in the
 session, then this method creates a <code>TopicSubscribe