using System;

using System.Collections.Generic;

using System.IO;

using System.IO.Compression;

using System.Text;

public class Program

{

    public static void Main()

    {

        string b64input = "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";

        var bytes = Convert.FromBase64String(b64input);

​

        using (var decompressedStream = new MemoryStream())

        using (var compressStream = new MemoryStream(bytes))

        using (var deflateStream = new GZipStream(compressStream, CompressionMode.Decompress)) {

            deflateStream.CopyTo(decompressedStream);

            string json = Encoding.UTF8.GetString(decompressedStream.ToArray());

            Console.WriteLine((json));

        }

    }

}