The ADP UserInfo Product Library can be used to obtain basic information about the user that is logging-in to the ADP application.
see GitHub page (https://github.com/adplabs/adp-userinfo-NET) for more
This library Extends the HttpContext to provide a simple approach to get userInfo associted with a user account.
HttpContext.GetUserInfoAsync()
In startup you can configure your namespaced UserInfo Extensions based upon the rules setup in Auth0