curl --request PUT \
  --url https://api.example.com/api/core/use-cases/{use_case_id}/external-links \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "external_links": [
    {}
  ]
}
'

{
  "message": "<string>"
}