Update conference subscriber

documented

PUT /conference/{id}/subscriberAgent Console CCno implementation yet0 runs

No implementation yet. Run it to have the agent write one, or open a pull request with your own.

Seed example (keychains curl)

npx -y keychains@latest curl "https://api.callhub.io/v2/conference/{{$conference_id}}/subscriber/" \
  -X PUT \
  -H "Authorization: Token {{CALLHUB_API_KEY}}" \
  -H "Content-Type: application/json" \
  -H "Accept: application/json"