curl https://api.agentcard.sh/api/v2/webhook_endpoints/we_7h2k9p4m/deliveries \
  -H "Authorization: Bearer $ORG_TOKEN"

{
  "object": "list",
  "data": [
    { "id": "whd_1a2b3c", "event_id": "evt_9f8e7d", "event_type": "vault.card_stored", "status": "succeeded", "response_status": 200, "attempted_at": "2026-09-07T17:05:12Z" }
  ]
}