The environment for which the receipt was generated.
Optional latest_The latest Base64-encoded app receipt.
Optional latest_An array that contains the latest 100 in-app purchase transactions of the decoded value in latest_receipt. This array excludes transactions for consumable products that your app has marked as finished. The contents of this array are identical to those in responseBody.Latest_receipt_info in the verifyReceipt endpoint response for receipt validation.
Optional pending_An array where each element contains the pending renewal information for each auto-renewable subscription identified in product_id. The contents of this array are identical to those in responseBody.Pending_renewal_info in the verifyReciept endpoint response for receipt validation.
The status code, where 0 indicates that the notification is valid.
An object that contains information about the most recent in-app purchase transactions for the app.
https://developer.apple.com/documentation/appstoreservernotifications/unified_receipt