The Goal Tracking Tag Experience allows users to automatically track a conversion when a targeting criteria is met.
You can create a tag experience:
Tracking a subscription when the user visits a page
There are situations where the site might not have a datalayer or where you can’t allocate technical resources to instrument certain events.
There are situations where if the user hits a certain URL it can automatically be mapped to a goal conversion. i.e. If the user hits the page /subscription/payment_confirmation
it means she has successfully subscribed to a paywall.
In cases like these ones you can use the Goal Tracking experience adding a url targeting: