using System;

using Newtonsoft.Json;

using System.Drawing;

public class Program

{

    public static void Main()

    {

        var car = new Car { CarType = CarType.Hatchback, Model = "Honda Civic 5D", Color = Color.Blue };

        Console.WriteLine(JsonConvert.SerializeObject(car));

    }

    public class Car

    {

        public string Model { get; set; }

        public Color Color { get; set; }

        public CarType CarType {get; set; }

    }

    public enum CarType

    {

        Sedan,

        Hatchback,

        Coupe

    }

}