//It is for testing
        // GET api/values/5
        public Object Get(int id)
        {
            const int PHONE_FILTER = 0;
            const int PROMO_FILTER = 1;
            var       promoDisplay = new PromoUsersVisualizationHandler();
            Object    viewResult;

            switch (id)
            {
            case PROMO_FILTER:
                viewResult = promoDisplay.getUserByPromo("type-2");
                break;

            case PHONE_FILTER:
                viewResult = promoDisplay.getUserByPhoneNumber("12345678");
                break;

            default:
                viewResult = promoDisplay.getAllUsers();
                break;
            }
            return(viewResult);
        }