C# and Google Checkout - getting the reply back from the server?

Question

Are there any tutorials out there on how to get the responses back from a Google Checkout transaction when using C# and the GCheckout API. All of the examples I could find w

Answer 1

Note: I just copied my answer from:

C# example for Google Checkout replies?

which was for some reason closed as a duplicate by a moderator (I think merging would have been better given that this question didn't have an answer and the other one did).

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I wanted this Google API version 2.5 .NET sample code for a long time and finally built it myself:

http://www.capprime.com/software_development_weblog/2010/11/29/UsingTheGoogleCheckout25APIWithASPNETMVCTheMissingSample.aspx

If you need classic WebForms instead of MVC, let me know.

I didn't include samples of what the packets look like, because honestly, it doesn't matter (the API is supposed to wrap the packets). It's not a lot of work to modify the sample in a couple of places and have it send you an e-mail with that data.