demo · v135
Automatic beacon builder
Configure an ad-creative inside a fenced frame and compose the call to setReportEventDataForAutomaticBeacons. Watch the resulting POST to the reporting endpoint update as you toggle once: true, change destination, and swap the cross-origin data payload — the bit Chrome 135 unlocks.
fenced frames: ?
cross-origin data: ?
resulting setReportEventDataForAutomaticBeacons() call