public IHttpActionResult DatPhongThuNghiem([FromBody] dynamic dynamic) { if (dynamic == null) { return(BadRequest()); } List <KhachHangDTO> lstKhachHang = JsonConvert.DeserializeObject <List <KhachHangDTO> >(dynamic.ToString()); using (NhanVienBusiness nhanVienBusiness = new NhanVienBusiness()) { string result = nhanVienBusiness.DatPhongThuNghiem(lstKhachHang); if (result.Equals("ok")) { return(Ok(result)); } else { return(BadRequest(result)); } } }