{"status":"ok","schema_version":"interop_summary.v1","total_observations":6,"by_rail":{"unknown":{"count":3,"quality":{"strong":0,"weak":2,"diagnostic":1,"invalid":0}},"L402":{"count":2,"quality":{"strong":0,"weak":1,"diagnostic":0,"invalid":1}},"MPP":{"count":1,"quality":{"strong":1,"weak":0,"diagnostic":0,"invalid":0}}},"by_draft_shape":{"unknown":6}}