GET /topic/%40/%23%D9%81%D9%8A%D8%B5%D9%84_%D8%A8%D9%86_%D8%AA%D8%B1%D9%83%D9%8A_%D9%81%D9%8A_%D9%82%D9%84%D9%88%D8%A8%D9%86%D8%A7