SubscriberResponse

{
    "subscriber": {
        "id": "01ARZ3NDEKTSV4RRFFQ69G5FAV",
        "email": "john.doe@yourcompany.com",
        "firstName": "John",
        "lastName": "Doe",
        "status": "CONFIRMED",
        "tags": [
            "Newsletter"
        ],
        "customFields": {
            "latest_destination": "Lisbon",
            "trips": 3
        },
        "createdAt": "2026-10-07T10:00:00.000Z"
    }
}