GTM (DataLayer)

Name: Alex
Email: alex@alex.com
Phone: 9999999
Change person

Trigger GTM Event for profile info

Insert gtag Ecommence event

Remember to insert Datalayer on <header> in order for customize datalayer to work

<script>
window.dataLayer = window.dataLayer || [];
function gtag(){dataLayer.push(arguments);}
</script>

Check GA4 under eCommence