anchor.diff:  	Request1 = {HostUrl ++ PathHub ++ Id, [Accept, auth_header()]},
   	{ok, {{_, 204, _}, _, []}} = httpc:request(delete, Request1, [], []).
   
  +notify_insert_gtt() ->
  +	[{userdata, [{doc, "Receive logical resource creation notification."}]}].
  +
  +notify_insert_gtt(Config) ->
  +	HostUrl = ?config(host_url, Config),
  +	CollectionUrl = HostUrl ++ ?PathResourceHub,
  +	ListenerPort = ?config(listener_port, Config),
  +	ListenerServer = "http://localhost:" ++ integer_to_list(ListenerPort),
  +	Callback = ListenerServer ++ "/listener/"
  +			++ atom_to_list(?MODULE) ++ "/notifyinsertgtt",
  +	RequestBody = "{\n"
  +			++ "\t\"callback\": \"" ++ Callback ++ "\",\n"
  +			++ "}\n",
  +	ContentType = "application/json",
  +	Accept = {"accept", "application/json"},
  +	Request = {CollectionUrl, [Accept, auth_header()], ContentType, RequestBody},
  +	{ok, {{_, 201, _}, _, _}} = httpc:request(post, Request, [], []),
  +	[Table | _] = ocs_gtt:list(),
  +	Prefix = "1519240",
  +	Description = "Bell Mobility",
  +	Amount = 10000,
  +	ocs_gtt:insert(Table, Prefix, {Description, Amount}),
  +	receive
  +		Input ->
  +			{struct, GttEvent} = mochijson:decode(Input),
  +			{_, "LogicalResourceCreationNotification"}
  +					= lists:keyfind("eventType", 1, GttEvent),
  +			{_, {struct, GttList}} = lists:keyfind("event", 1, GttEvent),
  +			{_, Prefix} = lists:keyfind("id", 1, GttList)
  +	end.
  +
   notify_product_charge() ->
   	[{userdata, [{doc, "Receive product charged notification"}]}].
   
  
positive.code: notifydeleteoffer(SessionID, _Env, Input) ->
  	mod_esi:deliver(SessionID, "status: 201 Created\r\n\r\n"),
  	notify_delete_offer ! Input.
  
  product_offer() ->
  	CatalogHref = "/productCatalogManagement/v2",
  
negative.code: 	notify_delete_product, post_hub_service, delete_hub_service,
  	notify_create_service, notify_delete_service,
  	post_hub_user, delete_hub_user, post_hub_catalog, delete_hub_catalog,
  	notify_create_offer, notify_delete_offer, notify_insert_gtt,
  	post_hub_inventory, delete_hub_inventory, notify_product_charge,
  	oauth_authentication].
  
  