anchor.diff:  			++ "}\n",
   	ContentType = "application/json",
   	Accept = {"accept", "application/json"},
  -	Request = {CollectionUrl, [Accept, auth_header()], ContentType, RequestBody},
  -	{ok, {{_, 201, _}, _, _}} = httpc:request(post, Request, [], []),
  +	Request1 = {CollectionUrl, [Accept, auth_header()], ContentType, RequestBody},
  +	{ok, {{_, 201, _}, Headers, _}} = httpc:request(post, Request1, [], []),
  +	{_, ?PathProductHub ++ SubId} = lists:keyfind("location", 1, Headers),
   	Price = #price{name = ocs:generate_identity(),
   			type = usage, units = octets, size = 1000, amount = 100},
   	Offer = #offer{name = ocs:generate_identity(),
  
positive.code: 					= lists:keyfind("eventType", 1, GttEvent),
  			{_, {struct, GttList}} = lists:keyfind("event", 1, GttEvent),
  			{_, Prefix} = lists:keyfind("id", 1, GttList)
  	end.
  
  notify_delete_gtt() ->
  	[{userdata, [{doc, "Receive resource deletion notification."}]}].
  
negative.code: 			++ "}\n",
  	ContentType = "application/json",
  	Accept = {"accept", "application/json"},
  	Request1 = {CollectionUrl, [Accept, auth_header()], ContentType, RequestBody},
  	{ok, {{_, 201, _}, Headers, _}} = httpc:request(post, Request1, [], []),
  	{_, ?PathBalanceHub ++ SubId} = lists:keyfind("location", 1, Headers),
  	Timestamp = calendar:local_time(),
  	SessionId = [{'Session-Id', list_to_binary(ocs:generate_password())}],
  	ServiceType = 32251,
  