Note that the goeswrong property has a reference which resolves to itself. I have not yet checked the json schema spec, but I doubt this is acceptable. I've tried to reduce the example as simple as I ...

You've got a JSON Schema with $ref pointers to other files and/or URLs. Maybe you know all the referenced files ahead of time. Maybe you don't. Maybe some are local ...

Once you've created a JSON Schema that describes a JSON document, you can use it both in Visual Studio -- to provide guidance when creating JSON documents -- and in your code to validate the messages ...