anchor.diff:  	notify_delete_bucket, notify_rating_deleted_bucket,
   	notify_accumulated_balance, notify_accumulated_threshold,
   	post_hub_product, delete_hub_product, notify_create_product,
  -	notify_delete_product, post_hub_service, delete_hub_service,
  +	notify_delete_product, notify_query_product, post_hub_service,
  +	delete_hub_service,
   	notify_create_service, notify_delete_service, notify_query_service,
   	post_hub_user, delete_hub_user, post_hub_catalog, delete_hub_catalog,
   	notify_create_offer, notify_delete_offer, notify_insert_gtt,
  
positive.code: 		TestCase == notify_accumulated_balance; TestCase == notify_product_charge;
  		TestCase == notify_accumulated_threshold;
  		TestCase == notify_create_product; TestCase == notify_delete_product;
  		TestCase == notify_create_service; TestCase == notify_delete_service;
  		TestCase == notify_query_service;
  		TestCase == notify_create_offer; TestCase == notify_delete_offer;
  
negative.code: 	{ok, {{_, 204, _}, _, []}} = httpc:request(delete, Request1, [], []).
  
  notify_query_service() ->
  	[{userdata, [{doc, "Query service notification"}]}].
  
  notify_query_service(Config) ->
  	HostUrl = ?config(host_url, Config),
  