using System;

using System.Net;

using System.Collections;

using System.Collections.Generic;

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using System.Linq;

public class Program

{

    public static void Main()

    {

        System.Net.ServicePointManager.ServerCertificateValidationCallback = delegate { return true; };

        WebClient w = new WebClient();

        string json = w.DownloadString(new Uri("https://jsonkeeper.com/b/GETO"));

        var firstObject = JObject.Parse(json);

        var guid = firstObject.Properties().Select(p => p.Name).FirstOrDefault();

        //Console.Write(guid);

        Root output = firstObject[guid].ToObject<Root>();

        Console.Write(output.Content.Items.Count());

    }

}

​

​

    public class Root

    {

        public int Status { get; set; }

        public Headers Headers { get; set; }

        public Content Content { get; set; }

    }

​

    public class Content

    {

        public List<Item> Items { get; set; }

    }

​

    public class Headers

    {

        [JsonProperty("Content-Type")]

        public string ContentType { get; set; }

    }

​

    public class Item

    {

        public DateTime Timestamp { get; set; }

        public double Value { get; set; }

        public string UnitsAbbreviation { get; set; }

    }

​

​