---
title: changedBy
framework: TelephonyMessagingKit
role: symbol
role_heading: Instance Property
platforms: [iOS 26.0+]
path: telephonymessagingkit/rcsservice/groupchatsubjectupdatedevent/changedby
---

# changedBy

Handle of device that performed the operation.

## Declaration

```swift
let changedBy: RCSHandle.URI
```

## See Also

### Accessing event properties

- [cellularServiceID](telephonymessagingkit/rcsservice/groupchatsubjectupdatedevent/cellularserviceid.md)
- [groupHandle](telephonymessagingkit/rcsservice/groupchatsubjectupdatedevent/grouphandle.md)
- [newSubject](telephonymessagingkit/rcsservice/groupchatsubjectupdatedevent/newsubject.md)