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{"id":"provider-rate-limit","expectedDiagnosis":"rate_limited","expectedRisk":"elevated","generatedAt":"2026-09-27T13:10:00.000Z","event":{"id":"a4b9d0ae-c58e-40f8-9901-f69665cb7939","endpointId":"833e1245-bd68-4c43-8062-6c0bb83a3a22","idempotencyKey":"catalog-429","headers":{"content-type":"application/json"},"payload":{"type":"catalog.updated","itemId":"item_fixture_7"},"payloadSha256":"bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb","status":"dead_letter","attemptCount":2,"lastError":"Receiver returned HTTP 429","receivedAt":"2026-09-27T13:00:00.000Z","updatedAt":"2026-09-27T13:02:01.000Z","endpoint":{"id":"833e1245-bd68-4c43-8062-6c0bb83a3a22","name":"Synthetic catalog receiver","ingestKey":"fixture_rate_limit_key","destinationUrl":"https://receiver.example/webhooks/catalog","signingSecret":null,"maxAttempts":2,"createdAt":"2026-09-27T11:00:00.000Z"},"attempts":[{"id":"be9d63d0-ec6c-493d-8698-459b6a5a8683","eventId":"a4b9d0ae-c58e-40f8-9901-f69665cb7939","mode":"live","destinationUrl":"https://receiver.example/webhooks/catalog","statusCode":429,"responseBody":"retry later","error":null,"durationMs":31,"createdAt":"2026-09-27T13:00:01.000Z"},{"id":"b3f7d516-15f1-4e58-86ef-cf67c61e7ba9","eventId":"a4b9d0ae-c58e-40f8-9901-f69665cb7939","mode":"live","destinationUrl":"https://receiver.example/webhooks/catalog","statusCode":429,"responseBody":"quota window still closed","error":null,"durationMs":29,"createdAt":"2026-09-27T13:02:01.000Z"}],"rehearsals":[],"audit":[{"id":"70597dd4-6d6b-4421-b178-c961228122a8","eventId":"a4b9d0ae-c58e-40f8-9901-f69665cb7939","action":"delivery.retry_scheduled","actor":"worker","reason":"Destination returned HTTP 429","metadata":{"destination":"https://receiver.example/webhooks/catalog","statusCode":429,"deliveryAttempt":1,"nextAttempt":2,"jobKey":"live-a4b9d0ae-c58e-40f8-9901-f69665cb7939-attempt-2","intentCreated":true,"delayMs":120000,"strategy":"retry-after","receiverDelayMs":120000,"availableAt":"2026-09-27T13:02:01.000Z"},"createdAt":"2026-09-27T13:00:01.000Z"},{"id":"63ad53bb-3c6e-490e-9f52-8a5cde19b2cb","eventId":"a4b9d0ae-c58e-40f8-9901-f69665cb7939","action":"delivery.dead_lettered","actor":"worker","reason":"Destination returned HTTP 429","metadata":{"destination":"https://receiver.example/webhooks/catalog","statusCode":429,"attempt":2,"deliveryAttempt":2},"createdAt":"2026-09-27T13:02:01.000Z"}]}}
{"id":"contract-rejection","expectedDiagnosis":"contract_rejection","expectedRisk":"low","generatedAt":"2026-09-27T14:10:00.000Z","event":{"id":"64b376ee-326b-41cf-907f-f5c2e8fc2307","endpointId":"4f8d0d2a-5eaf-4fb5-87a8-bd4a919e7054","idempotencyKey":"customer-schema-4","headers":{"content-type":"application/json"},"payload":{"type":"customer.updated","customerId":"cus_fixture_4"},"payloadSha256":"cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc","status":"dead_letter","attemptCount":1,"lastError":"Receiver returned HTTP 422","receivedAt":"2026-09-27T14:00:00.000Z","updatedAt":"2026-09-27T14:00:01.000Z","endpoint":{"id":"4f8d0d2a-5eaf-4fb5-87a8-bd4a919e7054","name":"Synthetic CRM receiver","ingestKey":"fixture_contract_key","destinationUrl":"https://receiver.example/webhooks/customers","signingSecret":null,"maxAttempts":3,"createdAt":"2026-09-27T11:00:00.000Z"},"attempts":[{"id":"06763cf0-5471-4c11-8854-32950cd2bbfd","eventId":"64b376ee-326b-41cf-907f-f5c2e8fc2307","mode":"live","destinationUrl":"https://receiver.example/webhooks/customers","statusCode":422,"responseBody":"schema mismatch","error":null,"durationMs":44,"createdAt":"2026-09-27T14:00:01.000Z"}],"rehearsals":[],"audit":[]}}
{"id":"network-failure","expectedDiagnosis":"network_failure","expectedRisk":"high","generatedAt":"2026-09-27T15:10:00.000Z","event":{"id":"4a2df8d4-5f97-48db-9995-9eae6890c21f","endpointId":"4a4df58d-2a59-4088-bfb2-e53ec08fb36d","idempotencyKey":"shipment-network-9","headers":{"content-type":"application/json"},"payload":{"type":"shipment.created","shipmentId":"ship_fixture_9"},"payloadSha256":"dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd","status":"dead_letter","attemptCount":2,"lastError":"getaddrinfo ENOTFOUND receiver.example","receivedAt":"2026-09-27T15:00:00.000Z","updatedAt":"2026-09-27T15:04:00.000Z","endpoint":{"id":"4a4df58d-2a59-4088-bfb2-e53ec08fb36d","name":"Synthetic shipping receiver","ingestKey":"fixture_network_key","destinationUrl":"https://receiver.example/webhooks/shipments","signingSecret":null,"maxAttempts":2,"createdAt":"2026-09-27T11:00:00.000Z"},"attempts":[{"id":"3b667eef-8da3-4a7b-914a-9599b75bd10f","eventId":"4a2df8d4-5f97-48db-9995-9eae6890c21f","mode":"live","destinationUrl":"https://receiver.example/webhooks/shipments","statusCode":null,"responseBody":null,"error":"getaddrinfo ENOTFOUND receiver.example","durationMs":10003,"createdAt":"2026-09-27T15:00:10.000Z"},{"id":"a72d7029-02ad-421e-886d-3e2bef14a142","eventId":"4a2df8d4-5f97-48db-9995-9eae6890c21f","mode":"live","destinationUrl":"https://receiver.example/webhooks/shipments","statusCode":null,"responseBody":null,"error":"getaddrinfo ENOTFOUND receiver.example","durationMs":10001,"createdAt":"2026-09-27T15:04:00.000Z"}],"rehearsals":[],"audit":[]}}
{"id":"automatic-recovery","expectedDiagnosis":"transient","expectedRisk":"elevated","generatedAt":"2026-09-27T16:02:00.000Z","event":{"id":"c766ba28-022a-4c06-9734-723d21c6b3e9","endpointId":"42fb25b0-eeba-4b59-a4ca-004a74030bfd","idempotencyKey":"invoice-retry-2","headers":{"content-type":"application/json"},"payload":{"type":"invoice.paid","invoiceId":"inv_fixture_2"},"payloadSha256":"eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee","status":"retrying","attemptCount":1,"lastError":"Receiver returned HTTP 503","receivedAt":"2026-09-27T16:00:00.000Z","updatedAt":"2026-09-27T16:00:01.000Z","endpoint":{"id":"42fb25b0-eeba-4b59-a4ca-004a74030bfd","name":"Synthetic billing receiver","ingestKey":"fixture_retry_key","destinationUrl":"https://receiver.example/webhooks/invoices","signingSecret":null,"maxAttempts":4,"createdAt":"2026-09-27T11:00:00.000Z"},"attempts":[{"id":"d9178a16-10a0-4f3d-8a06-73e49f1fd805","eventId":"c766ba28-022a-4c06-9734-723d21c6b3e9","mode":"live","destinationUrl":"https://receiver.example/webhooks/invoices","statusCode":503,"responseBody":"temporarily unavailable","error":null,"durationMs":77,"createdAt":"2026-09-27T16:00:01.000Z"}],"rehearsals":[],"audit":[]}}
{"id":"ambiguous-payment-without-idempotency","expectedDiagnosis":"network_failure","expectedRisk":"high","generatedAt":"2026-09-27T18:10:00.000Z","event":{"id":"3da1ae64-b04b-4ac0-858d-2900d1cd3229","endpointId":"ba7ecef7-c2c9-49ca-9c9e-0285a74d4328","idempotencyKey":null,"headers":{"content-type":"application/json"},"payload":{"type":"payment.captured","paymentId":"pay_synthetic_ambiguous"},"payloadSha256":"abababababababababababababababababababababababababababababababab","status":"dead_letter","attemptCount":1,"lastError":"Connection reset after request body was written","receivedAt":"2026-09-27T18:00:00.000Z","updatedAt":"2026-09-27T18:00:02.000Z","endpoint":{"id":"ba7ecef7-c2c9-49ca-9c9e-0285a74d4328","name":"Synthetic payments receiver","ingestKey":"fixture_ambiguous_key","destinationUrl":"https://receiver.example/webhooks/payments","signingSecret":null,"maxAttempts":1,"createdAt":"2026-09-27T11:00:00.000Z"},"attempts":[{"id":"2e5ba738-a1ef-4648-ad43-aa79e01acf04","eventId":"3da1ae64-b04b-4ac0-858d-2900d1cd3229","mode":"live","destinationUrl":"https://receiver.example/webhooks/payments","statusCode":null,"responseBody":null,"error":"ECONNRESET after request write","durationMs":1200,"createdAt":"2026-09-27T18:00:02.000Z"}],"rehearsals":[],"audit":[]}}