The registered device deviceIdentifier is not called after acquiring the notification device token.
device token is not null.

[2451:424169] [DEBUG]: storing non-representable with key push_registration_request_storage_key in session store with app id: *********************
[2451:424169] [DEBUG]: successfully stored push_registration_request_storage_key in session store.
[2451:424169] [DEBUG]: Pending push network request is queued till user is authenticated.

Can you provide a sample app with your implementation replicating this behavior?