Overview
This article clarifies whether it is possible to find changes performed to the Universal Login Page Template.
Solution
It is possible to see Page Template changes in the dashboard logs. For this, check the logs using the following filter:
details.request.path:"/api/v2/branding/templates/universal-login"
These logs will include a request and a response. Inside the request, there is a body property with the HTML that was updated:
"body": { "template": "HTML..."