{"auth":"always authenticated — OAuth2 client_credentials (Bearer) or X-CC-Machine-Key; writes also require X-CC-Idempotency-Key + X-CC-Timestamp (and X-CC-Signature for per-connector keys). See /api/docs.","exampleSubjects":{"uld":"AKE00211"},"exampleSubjectProvenance":"injector","try":[{"step":"discover","GET":"/onerecord/data-products"},{"step":"dereference an LO","GET":"/logistics-objects/uld/AKE00211"},{"step":"its events (+ data products)","GET":"/logistics-objects/uld/AKE00211/events"},{"step":"subscribe","POST":"/subscriptions","body":{"tenant":"","topics":["uld.status"],"callbackUrl":"https://your.app/hook"}},{"step":"receive","note":"CC POSTs an api:Notification to your callbackUrl on each matching change"}],"docs":"docs/onerecord/QUICKSTART.md"}