Create a custom field

documented

Create a new custom field for subscribers.

POST /v4/custom_fieldsCustom Fieldsno 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.kit.com/v4/custom_fields" \
  -X POST \
  -H "Content-Type: application/json" \
  -H "X-Kit-Api-Key: {{KIT_API_KEY}}" \
  -d '{"label": "{{$label}}"}'