public IHttpActionResult GetAccountsOfCategory(int acctCateId)
        {
            List <Account> accList = _account.GetAccountsOfCategory(acctCateId);

            DatagridViewModel <AccountViewModel> accDg = new DatagridViewModel <AccountViewModel>();

            accDg.rows = Mapper.Map <List <AccountViewModel> >(accList);

            return(Ok(accDg));
        }