{
  "event": "invoice.overdue",
  "timestamp": "2026-06-23T14:30:00.000Z",
  "organizationId": "8f14e45f-ceea-4e7a-9c3d-1c2b3a4d5e6f",
  "mode": "live",
  "apiVersion": "2026-08-27",
  "data": {
    "invoiceId": "inv_n4o5p6",
    "invoiceNumber": "INV-0043",
    "invoiceStatus": "outstanding",
    "periodStart": "2026-04-25T00:00:00.000Z",
    "periodEnd": "2026-05-25T00:00:00.000Z",
    "issueDate": "2026-04-25T00:00:00.000Z",
    "dueDate": "2026-04-25T00:00:00.000Z",
    "currency": "usd",
    "subtotal": 9900,
    "total": 9900,
    "customerId": "user_123",
    "subscriptionId": "sub_1a2b3c4d"
  }
}