---
title: previousOriginalTransactionId
framework: appstoreservernotifications
role: symbol
role_heading: Type
path: appstoreservernotifications/previousoriginaltransactionid
---

# previousOriginalTransactionId

The original transaction identifer of a subscription before migration.

## Declaration

```data
string previousOriginalTransactionId
```

## Mentioned in

App Store Server Notifications changelog

## See Also

### Transaction identifiers

- [originalTransactionId](appstoreservernotifications/originaltransactionid.md)
- [transactionId](appstoreservernotifications/transactionid.md)
- [webOrderLineItemId](appstoreservernotifications/weborderlineitemid.md)