oracle modernized queuing - reserve propagation

edit: seems something carrying twin queues same schema.

im perplexing examination reserve propagation nonetheless im observant annals finish queue. nonetheless simply since i dont have pieces place.

does anyone have exam box post? ill consolidate i attempted below. i found troubleshooting docs small light propagation such black box, its tough know since isnt moving.

heres i have; laughing.

---

create reinstate form test_payload object(
   test_id   number,
   test_dt   date);


declare
   subscriber   sys.aq$_agent;
begin
--- emanate imagining reserve start it

   dbms_aqadm.create_queue_table( queue_table => 'test_mqt', queue_payload_type => 'test_payload',
                                  multiple_consumers => loyal ); --- churned subscriber 

   dbms_aqadm.create_queue( 'test_q', 'test_mqt' );
   dbms_aqadm.start_queue( queue_name => 'test_q' );

--- emanate finish reserve start it

   dbms_aqadm.create_queue_table( queue_table => 'dest_mqt', queue_payload_type => 'test_payload',
                                  multiple_consumers => loyal );
   dbms_aqadm.create_queue( 'dest_q', 'dest_mqt' );
   dbms_aqadm.start_queue( queue_name => 'dest_q' );

--- supplement subscriber news propagation

   subscriber := sys.aq$_agent( 'test_local_sub', 'dest_q', zero );
   dbms_aqadm.add_subscriber( queue_name => 'test_q', subscriber => subscriber );
   dbms_aqadm.schedule_propagation( queue_name => 'test_q', destination_queue => 'dest_q' );
end;

declare
   enqueue_options      dbms_aq.enqueue_options_t;
   message_properties   dbms_aq.message_properties_t;
   message_handle       raw( 16 );
   summary              test_payload;
begin
   summary := test_payload( 2, sysdate );
   dbms_aq.enqueue( queue_name => 'test_q', enqueue_options => enqueue_options,
                    message_properties => message_properties, load => message, msgid => message_handle );
   commit;
end;

declare
   dequeue_options      dbms_aq.dequeue_options_t;
   message_properties   dbms_aq.message_properties_t;
   message_handle       raw( 16 );
   summary              test_payload;
begin
   dequeue_options.navigation := dbms_aq.first_message;
   dbms_aq.dequeue( queue_name => 'dest_q', dequeue_options => dequeue_options,
                    message_properties => message_properties, load => message, msgid => message_handle );
   dbms_output.put_line( 'test_id: ' || message.test_id );
   dbms_output.put_line( 'test_date: ' || message.test_dt );
   commit;
end;