Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-11-06T02:37:47","request-id":"36f411b3-7a73-4358-85f5-0c6b7262c1ed","client-request-id":"36f411b3-7a73-4358-85f5-0c6b7262c1ed"}}}"