{
  "testOnly": true,
  "secret": "notpanel-article-test-only-secret-never-use-live",
  "timestamp": "1791590400",
  "signature": "sha256=900781c4cc5bca41bdd44fec09c6265329bc1dcb777f8d376f0c7a362a366214",
  "deliveryId": "00000000-0000-4000-8000-000000000003",
  "eventType": "order.completed",
  "bodyBytes": 480,
  "bodyFile": "test-payload.json",
  "note": "Synthetic fixed test vector for one order.completed event. The body includes one final LF byte. deliveryId and eventType are header values for the local sender; they are not signed. Freeze the test clock at timestamp; never disable freshness checks in a live receiver."
}