Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-04-17T15:48:49","request-id":"6a19525e-0abc-4465-8595-359b9ea1915d","client-request-id":"6a19525e-0abc-4465-8595-359b9ea1915d"}}}"