JSON received from the API:

{
    "type": "https:\/\/tools.ietf.org\/html\/rfc9110#section-15.5.2",
    "title": "Unauthorized",
    "status": 401,
    "traceId": "00-fe06fe267117c20d8e4799ecacb16614-e45a5f9475519c2e-00"
}

API-Server does answer, but with an error-message:
401 Unauthorized (RFC 7235) – Check what the API expects!
start:
level2:
id: , type: