{
  "operation": "POST /v1/enrich-identifiers",
  "request": {
    "requestId": "f29c8b3e-9c7c-4e62-9c19-8f4f0a3c4b1d",
    "identifiers": [
      { "name": "email", "value": "jane@example.com", "type": "EMAIL" }
    ]
  },
  "response": {
    "identifiers": [
      { "name": "userId", "value": "usr_8821", "type": "USER_ID" },
      { "name": "phone", "value": "+15551234567", "type": "PHONE" }
    ]
  }
}