Ah, I see. Thank you for your quick response and detailed explanation! I didn't realize Drupal managed its own set of users. So, if we created our portal from scratch without using the Drupal, it would be fine to only use the management API without g...

@Dino, how is the developer in developer portal and in management layer different? Management API defines a developer to be "Developers implement client/consumer apps and must be registered with an organization on Apigee Edge." I think this is the ki...