I'm not using the iframe implementation for AMP, but rather manually including the document referrer as variable "r".{    requests: {          base: 'https://${trackingServer}/b/ss/${accounts}/1/AMP-0.1/s${random}'          pageView:  'pageView' => '${base}?AQB=1&vid=CLIENT_ID(adobe_amp_id)&j=amp&AQ...