Click repeatedly: the correlation_id changes every visit (it is a per-event key), while the visitor_id stays the same for this device.
API key (saved in this browser; sent as X-API-Key)
ThumbmarkJS Pro key (stays in your browser; calls ThumbmarkJS Pro directly)
| # | correlation_id (per-visit) | visitor_id (in-house) | ThumbmarkJS Pro (visitor id) | result | scan | request |
|---|