Universal Event Tracking Tag
Universal Event Tracking is a mechanism for advertisers to report user activity on their websites to Bing Ads by installing one site-wide tag.
With Tag Manager, you can set this up in a hassle-free way. Start by selecting the Universal Event Tracking asynchronous tag template
Within Bing ads portal Click the Campaigns page, and then on the left pane, click Conversion Tracking > Under Conversion Tracking, click UET tags and from the tag tracking code box copy the ID.
Now paste this ID into BING ID field in Tag Manager.
Once you have completed entering the tag information, select the trigger corresponding to the landing page where you would like to fire the tag or create one if it doesn’t exist already and click Save.