Signals Notebook: How can it be verified from API endpoint if attribute list has been used in the ADT

How can we know if attribute list has been used in the ADT?

The below endpoint can be used to verify if ADT uses an attribute list:

Execute the endpoint by providing an Admin Defined Table Identifier of the ADT you would like to verify. If an Attribute list is used in the ADT, the returned .json format file will contain 'attributeList' field type and Eid of the Attribute List which has been used. For example, the pic below: 

.json file will return also a value from the Attribute List which has been used by User