$ curl -s -H "Accept: application/json" \
    'https://playground.projects.oryapis.com/api/kratos/public/self-service/login/flows?id=76cec270-1719-4c9e-b09a-4af8281d511e' \
    | jq -r '.ui.messages'

[
  {
    "id": 4000001,
    "text": "Authentication failed because no id_token was returned. Please accept the \"openid\" permission and try again.",
    "type": "error"
  }
]
