public static CommentServices GetInstance()
        {
            if (instance == null)
            {
                instance = new CommentServices();
            }

            return instance;
        }
        protected override void Initialize(System.Web.Routing.RequestContext requestContext)
        {
            accountServices = AccountServices.GetInstance();
            eventServices = EventServices.GetInstance();
            apiServices = ApiServices.GetInstance();
            commentServices = CommentServices.GetInstance();

            base.Initialize(requestContext);
        }