public ActionResult UsersByProjectTask(int projectId, int taskId)
        {
            try
            {
                if (User.Identity.IsAuthenticated)
                {
                    ITaskLogic           logic    = container.Resolve <ITaskLogic>();
                    IEnumerable <string> usersIds = logic.GetTaskUsers(projectId, taskId);
                    UsersViewModel       users    = getUsersQueryHelper(usersIds);

                    return(Json(users, JsonRequestBehavior.AllowGet));
                }
                return(Json(new JsonDataHandler(httpCode: HttpCodeEnum.Forbidden).getWarning(), JsonRequestBehavior.AllowGet));
            }
            catch (Exception ex)
            {
                return(Json(new JsonDataHandler(ex).getError(), JsonRequestBehavior.AllowGet));
            }
        }