public async Task <IHttpActionResult> GetForNvByCode(string code)
        {
            MdMerchandiseVm.Dto result = null;
            var unitCode = _service.GetCurrentUnitCode();
            //var instance = _service.Repository.DbSet.FirstOrDefault(x => x.MaVatTu.ToUpper() == code.ToUpper());//&& x.UnitCode == unitCode);
            var service = new ProcedureService <MdNhomVatTuVm.Dto>();
            var data    = ProcedureCollection.GetNhomVatTu(new BTS.API.ENTITY.ERPContext(), code, unitCode);

            if (data != null && data.Count() >= 1)
            {
                var items = data.ToList();


                return(Ok(items[0]));
            }
            else
            {
                return(NotFound());
            }
        }