Ionic cloud as oAuth provider


I’m developing an app with Ionic where I have my own API for the bussiness logic and I’d like also use Ionic cloud Services (push, analytics…). I’ve been thinking to use the Ionic Auth service for secure all the API requests, like an oAuth2 provider service. To do this I need a service in the Ionic API to validate tokens, I’ve checked the Cloud docs but I can’t find how to do.

This is the scheme that i’d like apply:


Is it possible?

Christian Heine