{
  "account_id": "9b1deb4d-3b7d-4bad-9bdd-2b0d7b3dcb6d",
  "kind": "kyc",
  "event": "link_completed",
  "link_id": "b2c3d4e5-f6a7-4b8c-9d0e-1f2a3b4c5d6e",
  "submission_id": "c3d4e5f6-a7b8-4c9d-0e1f-2a3b4c5d6e7f",
  "external_customer_id": "cust_123",
  "status": "completed"
}