---
title: SubscriptionModifyAddItem
framework: advancedcommerceapi
role: symbol
role_heading: Object
path: advancedcommerceapi/subscriptionmodifyadditem
---

# SubscriptionModifyAddItem

The data your app provides to add items when it makes changes to an auto-renewable subscription.

## Declaration

```data
object SubscriptionModifyAddItem
```

## Properties

SKU: description: displayName: offer: price: proratedPrice:

## See Also

### Subscription modification in the app

- [SubscriptionModifyInAppRequest](advancedcommerceapi/subscriptionmodifyinapprequest.md)
- [SubscriptionModifyChangeItem](advancedcommerceapi/subscriptionmodifychangeitem.md)
- [SubscriptionModifyRemoveItem](advancedcommerceapi/subscriptionmodifyremoveitem.md)
- [SubscriptionModifyPeriodChange](advancedcommerceapi/subscriptionmodifyperiodchange.md)