using System;

using System.Web;

using Newtonsoft.Json.Linq;

​

public class Program

{

    public static void Main()

    {

        var str = "\"Don\'t\"";

        var json = new JObject()

        {

            ["status"] = 200,

            ["result"] = new JObject()

            {

                ["normal"] = str,

                ["jsStringEncode"] = HttpUtility.JavaScriptStringEncode(str)

            }

        };

        Console.WriteLine(json);

        var normal = JObject.Parse(json.ToString())["result"]["normal"].ToString();

        var jsStringEncode = JObject.Parse(json.ToString())["result"]["jsStringEncode"].ToString();

        Console.WriteLine();

        Console.WriteLine($"str = {str}");

        Console.WriteLine($"normal = {normal}");

        Console.WriteLine($"jsStringEncode = {jsStringEncode}");

    }

}