public ActionResult GetLog(DateTime?startDate, DateTime?endDate)
        {
            JsonResult jsonResult = null;

            try
            {
                jsonResult = Json(_vm.GetLog(startDate, endDate));
            }
            catch (Exception ex)
            {
                var status = new StatusViewModel(eStatus.Error, ex.Message);
                jsonResult = Json(status);
            }
            return(GetAuthenticatedJson(jsonResult, _vm.Role.IsExecutive));
        }