One delivery

GET/webhooks/{webhookId}/deliveries/{deliveryId}

Signed in

A delivery with the exact event it posts and every attempt: status code, latency, error and the start of the answer.

SDK method: collector.getMyWebhookDelivery()
Key scopes: webhooks:read
Headers: X-Request-Id

Path parameters

webhookIdstring (uuid)required
deliveryIdstring (uuid)required

Responses

200OKThe delivery, its event and attempts.

WebhookDeliveryDetail

A delivery with its event and every attempt.

deliveryWebhookDeliveryrequired
eventmap of anyrequired
The body each attempt POSTs: the event (id, type, version, createdAt, test, owner, data).
attemptsarray of WebhookAttemptrequired

4Errors401 · 404 · 429 · 500

401
unauthorized
unauthorized: Not signed in (no session or token, or an expired one).
404
not_found
not_found: Nothing at that address.
429
rate_limited temporarily_blocked
rate_limited: Over the caller’s limit: the per-minute burst or the per-day quota (RateLimit headers; wait Retry-After seconds).
temporarily_blocked: Too many refused requests in a row: blocked for a while (Retry-After says how long).
500
internal
internal: Something went wrong on our side (quote the requestId).

curl 'https://api.collection.id/v1/webhooks/1c9e8b7a-6d5f-4e3c-9b2a-1f0e9d8c7b6a/deliveries/2d0f9c8b-7e6a-4f5d-8c3b-2a1f0e9d8c7b' \
  -H "Authorization: Bearer $COLLECTOR_TOKEN"

{
  "delivery": {
    "id": "2d0f9c8b-7e6a-4f5d-8c3b-2a1f0e9d8c7b",
    "webhookId": "1c9e8b7a-6d5f-4e3c-9b2a-1f0e9d8c7b6a",
    "eventId": "d1e2f3a4-b5c6-4d7e-8f90-a1b2c3d4e5f6",
    "eventType": "collection.item.created",
    "status": "delivered",
    "attempts": 2,
    "test": false,
    "manual": false,
    "redeliveryOf": null,
    "createdAt": "2026-10-12T15:04:05.123Z",
    "lastAttemptAt": "2026-10-12T15:04:05.123Z",
    "nextAttemptAt": null,
    "deliveredAt": "2026-10-12T15:04:05.123Z",
    "responseStatus": 200,
    "latencyMs": 182,
    "error": null
  },
  "event": {
    "id": "d1e2f3a4-b5c6-4d7e-8f90-a1b2c3d4e5f6",
    "type": "collection.item.created",
    "version": 1,
    "createdAt": "2026-10-12T15:04:05.123Z",
    "test": false,
    "owner": {
      "kind": "personal",
      "id": "0e6b1c52-8f43-4b8e-9d0c-5a7e2f1b3c4d"
    },
    "data": {
      "item": {
        "id": "2a3b4c5d-6e7f-4809-9a1b-2c3d4e5f6a7b",
        "issueId": "9a8b7c6d-5e4f-4a3b-9c2d-1e0f9a8b7c6d",
        "editionId": "3c2b1a09-8f7e-4d6c-9b5a-4f3e2d1c0b9a",
        "status": "owned"
      }
    }
  },
  "attempts": [
    {
      "attempt": 1,
      "at": "2026-10-12T15:04:05.123Z",
      "succeeded": false,
      "responseStatus": 503,
      "latencyMs": 10002,
      "error": "Answered 503.",
      "responseBody": "Service Unavailable"
    },
    {
      "attempt": 2,
      "at": "2026-10-12T15:04:05.123Z",
      "succeeded": true,
      "responseStatus": 200,
      "latencyMs": 182,
      "error": null,
      "responseBody": "ok"
    }
  ]
}

Responses

200OKThe delivery, its event and attempts.

WebhookDeliveryDetail

A delivery with its event and every attempt.

deliveryWebhookDeliveryrequired
eventmap of anyrequired
The body each attempt POSTs: the event (id, type, version, createdAt, test, owner, data).
attemptsarray of WebhookAttemptrequired

4Errors401 · 404 · 429 · 500

401
unauthorized
unauthorized: Not signed in (no session or token, or an expired one).
404
not_found
not_found: Nothing at that address.
429
rate_limited temporarily_blocked
rate_limited: Over the caller’s limit: the per-minute burst or the per-day quota (RateLimit headers; wait Retry-After seconds).
temporarily_blocked: Too many refused requests in a row: blocked for a while (Retry-After says how long).
500
internal
internal: Something went wrong on our side (quote the requestId).

{ "delivery": { "id": "2d0f9c8b-7e6a-4f5d-8c3b-2a1f0e9d8c7b", "webhookId": "1c9e8b7a-6d5f-4e3c-9b2a-1f0e9d8c7b6a", "eventId": "d1e2f3a4-b5c6-4d7e-8f90-a1b2c3d4e5f6", "eventType": "collection.item.created", "status": "delivered", "attempts": 2, "test": false, "manual": false, "redeliveryOf": null, "createdAt": "2026-10-12T15:04:05.123Z", "lastAttemptAt": "2026-10-12T15:04:05.123Z", "nextAttemptAt": null, "deliveredAt": "2026-10-12T15:04:05.123Z", "responseStatus": 200, "latencyMs": 182, "error": null }, "event": { "id": "d1e2f3a4-b5c6-4d7e-8f90-a1b2c3d4e5f6", "type": "collection.item.created", "version": 1, "createdAt": "2026-10-12T15:04:05.123Z", "test": false, "owner": { "kind": "personal", "id": "0e6b1c52-8f43-4b8e-9d0c-5a7e2f1b3c4d" }, "data": { "item": { "id": "2a3b4c5d-6e7f-4809-9a1b-2c3d4e5f6a7b", "issueId": "9a8b7c6d-5e4f-4a3b-9c2d-1e0f9a8b7c6d", "editionId": "3c2b1a09-8f7e-4d6c-9b5a-4f3e2d1c0b9a", "status": "owned" } } }, "attempts": [ { "attempt": 1, "at": "2026-10-12T15:04:05.123Z", "succeeded": false, "responseStatus": 503, "latencyMs": 10002, "error": "Answered 503.", "responseBody": "Service Unavailable" }, { "attempt": 2, "at": "2026-10-12T15:04:05.123Z", "succeeded": true, "responseStatus": 200, "latencyMs": 182, "error": null, "responseBody": "ok" } ] }