using System;

using System.Web;

using System.Text;          

​

​

public class Program

{

    public static void Main()

    {

        var ogString = @"{""bucket"":""rub-ap-storage-qa"",""key"":""images/{1aaba9cc-d96d-4bed-be8c-97caf8a25e89}.スクリーンショット 2024-10-29 143928.png"",""edits"":{""width"":600,""height"":800}}";

        var base64Encoded = "eyJidWNrZXQiOiJydWItYXAtc3RvcmFnZS1xYSIsImtleSI6ImltYWdlcy97MWFhYmE5Y2MtZDk2ZC00YmVkLWJlOGMtOTdjYWY4YTI1ZTg5fS7jgrnjgq/jg6rjg7zjg7Pjgrfjg6fjg4Pjg4ggMjAyNC0xMC0yOSAxNDM5MjgucG5nIiwiZWRpdHMiOnsid2lkdGgiOjYwMCwiaGVpZ2h0Ijo4MDB9fQ==";

        var urlEncoded = "eyJidWNrZXQiOiJydWItYXAtc3RvcmFnZS1xYSIsImtleSI6ImltYWdlcy97MWFhYmE5Y2MtZDk2ZC00YmVkLWJlOGMtOTdjYWY4YTI1ZTg5fS7jgrnjgq%2fjg6rjg7zjg7Pjgrfjg6fjg4Pjg4ggMjAyNC0xMC0yOSAxNDM5MjgucG5nIiwiZWRpdHMiOnsid2lkdGgiOjYwMCwiaGVpZ2h0Ijo4MDB9fQ%3d%3d";

        var base64EncodedUrlEncoded = MyUrlEncode(base64Encoded);

        var base64EncodedUrlDecoded = MyUrlDecode(base64EncodedUrlEncoded);

        var base64Decoded1 = MyBase64Decode(base64EncodedUrlDecoded);

        var base64Decoded2 = MyBase64Decode(base64Encoded);

        var ogEncoded = MyBase64Encode(ogString);

        Console.WriteLine("========================================");

        Console.WriteLine("GROUP 1=================================");

        Console.WriteLine("========================================");

        Console.WriteLine(base64EncodedUrlEncoded == urlEncoded);

        Console.WriteLine(base64EncodedUrlEncoded);

        Console.WriteLine(urlEncoded);

        Console.WriteLine("========================================");

        Console.WriteLine("GROUP 2=================================");

        Console.WriteLine("========================================");

        Console.WriteLine(base64EncodedUrlDecoded == base64Encoded);

        Console.WriteLine(base64EncodedUrlDecoded);

        Console.WriteLine(base64Encoded);

        Console.WriteLine("========================================");

        Console.WriteLine("GROUP 3=================================");

        Console.WriteLine("========================================");

        Console.WriteLine(base64Decoded1 == base64Decoded2);

        Console.WriteLine(base64Decoded1);

        Console.WriteLine(base64Decoded2);

        Console.WriteLine("========================================");

        Console.WriteLine("GROUP 3=================================");

        Console.WriteLine("========================================");

        Console.WriteLine(ogString == base64Decoded1);

        Console.WriteLine(ogString == base64Decoded2);

        Console.WriteLine(base64Decoded1);

        Console.WriteLine(base64Decoded2);

        Console.WriteLine(ogString);

        Console.WriteLine("========================================");

        Console.WriteLine("GROUP 3=================================");

        Console.WriteLine("========================================");

        Console.WriteLine(ogEncoded == base64Encoded);

        Console.WriteLine(ogString == base64Decoded2);

        Console.WriteLine(ogEncoded);

        Console.WriteLine(base64Encoded);

        Console.WriteLine(ogString);

        Console.WriteLine(base64Decoded2);

    }

    private static string MyBase64Encode(string text)

    {

        return Convert.ToBase64String(Encoding.UTF8.GetBytes(text));

    }

    private static string MyUrlEncode(string text)

    {

        return HttpUtility.UrlEncode(text);

    }

    private static string MyBase64Decode(string text)

    {

        return Encoding.UTF8.GetString(Convert.FromBase64String(text));

    }

    private static string MyUrlDecode(string text)

    {

        return HttpUtility.UrlDecode(text);

    }

}