using System;

using System.Linq.Expressions;

using System.Collections.Generic;

​

public class RootObject

        {

            public string name { get; set; }

            public Dictionary<string,object> settings { get; set; }

        }                   

public class Program

{

    const string json = @"{""name"": ""foo"", ""settings"": {""setting1"": true, ""setting2"": 1 }}";

    public static void Main()

    {

        var data= Newtonsoft.Json.JsonConvert.DeserializeObject<RootObject>(json);

        Console.WriteLine(string.Join(",",data.settings));

    }

}