Get Zone & Port Notification Subscription

{
    "meta": {
        "request_id": "550e8400-e29b-41d4-a716-446655440000",
        "request_timestamp": "2026-09-07T09:42:11Z"
    },
    "data": {
        "active": true,
        "callback_url_status": "ok",
        "created_at": "2026-08-12T10:15:30Z",
        "created_by": "user@example.com",
        "custom_reference": "OPS-ROTTERDAM-114",
        "subscription_id": "5e98acb5-4b8a-451b-9280-ddd63d55f8c9",
        "last_modified_at": "2026-08-12T10:15:30Z",
        "description": "Entry and exit alerts for the Rotterdam port area",
        "name": "Rotterdam port call watch",
        "settings": {
            "notification_callback_url": "https://webhooks.example.com/event-notifications",
            "email_settings": {
                "email_enabled": true,
                "scheduler": {
                    "schedule_type": 1,
                    "at_time": "12:00"
                }
            }
        }
    }
}