| Name | Type | Description | Notes |
|---|---|---|---|
| fbc | string | Meta click ID (from fbclid URL param). | [optional] |
| fbp | string | Meta browser ID (_fbp cookie). | [optional] |
| gclid | string | Google click ID (from gclid URL param). | [optional] |
| gbraid | string | Google iOS 14.5+ app attribution ID. | [optional] |
| wbraid | string | Google iOS 14.5+ web-to-app attribution ID. | [optional] |