Template Configuration History is an Object accessible from each Template Configuration’s related list. Its records store information regarding any change that was made to the parent Template Configuration. It also informs about the version number of the uploaded template.
On the record page of any Template Configuration History record there is a “Show JSON” button which prompts a window with detailed information regarding the change that was made.
Users have the ability to revert any Template Configuration record back to its previous version by opening the target Template Configuration History record and using “Revert to this version” button.