You can enable Ecommerce tracking, if you wish to receive better reports and more specific insights from Google Analytics.
To enable ecommerce tracking in Google Analytics:
Go to Data > Integrations > Google Analytics
Enter your Google Analytics Tracking ID
Select the “Ecommerce tracking” option
In your Google Analytics account go to Admin, then in the View column, click Ecommerce Settings and use the Ecommerce toggle to turn it ON.