My point is that if they need this "safer", why not pop out XML instead. The largest benefit of JSON is that is not XML. That it doesn't get bogged down in sch

My point is that if they need this "safer", why not pop out XML instead. The largest benefit of JSON is that is not XML. That it doesn't get bogged down in schema's, strong typing, interfaces, contracts and so on. You loose all that by turning JSON into XML-written-in-a-different-syntax.