Core recipe is a Google Tag Container composed of the required ingredients to start tracking the use of our webchat. Without it the webchat will send Event to Google Tag Manager, but Google Tag Manager won't do anything with it.
You must import the core recipe if you want to use advanced recipes.
The core recipe adds all event in your triggers list, and create a universal analytics tag for each trigger.
After importing this recipe You will see the tracking of the following events in Universal analytics
User interacted with webchat
User opened webchat
User closed webchat
User used autocomplete on webchat