GasStation/Server/RootDataOfCar.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Server
{
    public class RootDataOfCar
    {
        public int CarID { get; set; }
        public string CarNumber { get; set; }
        public Nullable<int> VolumeTank { get; set; }
        public List<RootDataOfCard> CardOfCars { get; set; }
    }
}