Each time that a user attempts to access something in ServiceNow-a list, a form, or anything else-the request is logged along with several useful data points in the Transaction Log:
You may notice just how many REST requests UI16 runs for Connect. Sometimes they become overwhelming, so you may want to filter them out. Note that AJAX requests are not recorded.
If the request is an update to a record, this will most likely occur through a UI action ...