What is the nature and description of the request?

Azure AD does not provide an introspection endpoint and so the EDA OAuth2 Event Stream credential's field for Introspection URL cannot be used for this.

Why does the customer need this? (List the business requirements here)

To natively support Azure AD in the default credential.

How would you like to achieve this? (List the functional requirements here)

Make the Introspection URL field optional since Azure AD does not support it.