using System;

using System.Collections.Generic;

using System.Threading;

using System.IO;

using System.IO.Compression;

using System.Net;

using System.Net.Http;

using System.Text;

using System.Threading.Tasks;

using Newtonsoft.Json;

public class Program

{

    public static void Main()

    {

        var InnerText = "H4sIAAAAAAAAC1WQS3eCMBCF/43LHgxg7cIF9YFJIRQNQth4IKSH8FAqoIZf36Snm+7mnrnzzZ3JGON9fx6uNb+suERl7jIRCASjCc6xgD28HGy2hgtYd8lpjd5elGkqYqhM8OlPTHhr9F24tR6qcIuqlEQGPhqqB4FHQumTegg2ReVLw8QkAhRsrZTUMnUjPdvRJPxl4cox8eRYAaE2FA+RxvMyix+aW+btQaYJGxnYgdxEdujuAFX99GhXubTnmdRB0T1XTOXHNLbLFJyk5jCA78w9TbC6Cq3zFrWq/rdP5Wj43hFBtQX+hpk+UcdXdQ/bZmJSHd+8TzzGsogbQzNocqo170OohwROn0sxeLfR33oHaweHES5xUJBPQvfLa7d8zUJqxWOC/Rl/duLG+7O4rMyFYcxu/EvJ8u//Px2WXGyNAQAA";

        var string1 = UnzipBase64String(InnerText);

        Console.WriteLine(string1);

    }

​

    public static string UnzipBase64String(string input)

    {

      byte[] bytes = Convert.FromBase64String(input);

​

      using (MemoryStream ms = new MemoryStream(bytes))

      using (MemoryStream outputStream = new MemoryStream())

      {

        using (GZipStream gzipStream = new GZipStream(ms, CompressionMode.Decompress))

        {

          CopyTo(gzipStream, outputStream);

        }

​

        return Encoding.UTF8.GetString(outputStream.ToArray());

      }

    }

     private static void CopyTo(Stream from, Stream to)

    {

      byte[] bytes = new byte[4096];

​

      int cnt;

​

      while ((cnt = from.Read(bytes, 0, bytes.Length)) != 0)

      {

        to.Write(bytes, 0, cnt);

      }

    }}

​