using System;

using Newtonsoft.Json.Linq;

using System.Linq;

public class Program

{

    public static void Main()

    {

        string sampleJSON = @"{ " +

  "\"730\": {"+

    "\"2\": {"+

      "\"18505270901\": {"+

        "\"currency\": 0,"+

        "\"appid\": 730,"+

        "\"contextid\": \"2\","+

        "\"id\": \"18505270901\","+

        "\"descriptions\": ["+

          "{"+

            "\"type\": \"html\","+

            "\"value\": \"Exterior: Minimal Wear\""+

          "},"+

          "{"+

            "\"type\": \"html\","+

            "\"value\": \" \""+

         " },"+

        "],"+

        "\"name\": \"AWP | Corticera\","+

        "\"type\": \"Classified Sniper Rifle\","+

        "\"market_name\": \"AWP | Corticera (Minimal Wear)\""+

        "},"+

    "}"+

"}}";

        JObject j = JObject.Parse(sampleJSON);

        string itemName = (string)j["730"]["2"]["18505270901"]["name"];

        string inN = (string)(j["730"].FirstOrDefault().FirstOrDefault().FirstOrDefault().FirstOrDefault()["market_name"]);

        string itemMN = (string)(j["730"].FirstOrDefault().FirstOrDefault().FirstOrDefault().FirstOrDefault()["descriptions"][0]["value"]);

        Console.WriteLine("1: {0} \n2: {1}\n3: {2}",itemName, inN, itemMN);

    }

}