curl --request GET \
  --url https://api.{your-broker}.slate-labs.com/webhooks/{webhook_id}/deliveries

[
  {
    "id": 123,
    "webhook_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "affiliate_id": "<string>",
    "attempt": 123,
    "lead_count": 123,
    "payload": {},
    "response_status": 123,
    "response_body": "<string>",
    "duration_ms": 123,
    "delivered_at": "2023-11-07T05:31:56Z",
    "success": true
  }
]