Filtering attributes is useful if there are a lot of attributes in an Apollo Event. For example, if you wanted to find any items with “Form” in the name within the Form Submission Succeeded Apollo Event, you can filter as shown here:
Additionally, if you want to view attributes within an Apollo Event that are currently enabled or disabled, you can click within the Show dropdown:
The Show filter is an easy way to see what is currently in use or quickly find items that are not in use and can be added to the implementation.