public ActionResult Index()
        {
            var localModel = new Models.ProviderPortal.UserVM
            {
                Base = new ViewModelBase(PushState, "/Admin/ProviderPortal", "Provider Portals")
            };

            return(PartialView("Index", localModel));
        }
        public ActionResult GridCallback()
        {
            var localModel = new Models.ProviderPortal.UserVM
            {
                Items = repository.GetUserItems(),
                Base  = new ViewModelBase(PushState, "/Admin/ProviderPortal", "Provider Portals")
            };

            return(PartialView("IndexGrid", localModel));
        }