using Newtonsoft.Json.Linq;
public static void Main()
["result"] = new JObject()
["jsStringEncode"] = HttpUtility.JavaScriptStringEncode(str)
var normal = JObject.Parse(json.ToString())["result"]["normal"].ToString();
var jsStringEncode = JObject.Parse(json.ToString())["result"]["jsStringEncode"].ToString();
Console.WriteLine($"str = {str}");
Console.WriteLine($"normal = {normal}");
Console.WriteLine($"jsStringEncode = {jsStringEncode}");