curl --request POST \
  --url https://demo.onlinebillingform.com/api/v2/package/option/create \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "internal_name": "<string>",
  "display_name": "<string>",
  "field_type": 123,
  "options": [
    "<string>"
  ],
  "required": "<string>"
}
'

{
  "success": true
}