Subscription item resource

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "resource": "subscription-item",
  "title": "<string>",
  "subtitle": null,
  "quantity": 2,
  "totalPrice": 1,
  "variant": "<string>",
  "recurringCycleLimit": null
}