System.Text.Json

When deserializing JSON from a console application or library, you have to handle unusual casing of JSON key names, and numbers represented as strings yourself. This is done with a couple of serialization options.

Full source code here. A non .NET developer friend asked me to help him write a sample C# application that exercises a POST endpoint he wrote, it requires Basic authorization. After a quick search, I found that there are relatively few good examples of doing this in .