public HttpResponseMessage GetAll()
        {
            if (!ModelState.IsValid)
            {
                return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState));
            }
            ItemsResponse <ExpenseType> response = new ItemsResponse <ExpenseType>();

            response.Items = ExpenseService.GetAllExpenseType();
            return(Request.CreateResponse(HttpStatusCode.OK, response));
        }