using System;

using System.Collections.Generic;

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

public class Program

{

    public static void Main()

    {

        string jsonData = "[{\"Name\":\"A\",\"Details\":[{\"Name\":\"A1\",\"Details\":[{\"Name\":\"A11\",\"Details\":[]}]},{\"Name\":\"A2\",\"Details\":[{\"Name\":\"A1111\",\"Details\":[]},{\"Name\":\"A1111\",\"Details\":[]}]}]}]";

        object obj = JsonConvert.DeserializeObject(jsonData, (typeof(object)));

        dynamic obj2 = JsonConvert.DeserializeObject(jsonData, (typeof(object)));

        Console.WriteLine(obj2[0].Name);

        Console.WriteLine(obj);

    }

}