Some thoughts on this serialization format: https://github.com/ontola/atomic-data/issues/13 ## Things to implement - [x] serialize resource to json-ad - [x] parse json-ad - [x] support nested resources https://github.com/joepio/atomic/issues/16 - [x] commits use JSON-AD - [x] default store uses JSON-AD - [x] round-trip tests for json-ad to ad3 and back