---
title: "RequestDescriptor.trackObjectRequest(_:)"
framework: vision
role: symbol
role_heading: Case
path: "vision/requestdescriptor/trackobjectrequest(_:)"
---

# RequestDescriptor.trackObjectRequest(_:)

A descriptor that describes a track object request.

## Declaration

```swift
case trackObjectRequest(TrackObjectRequest.Revision)
```

## See Also

### Getting the object-tracking descriptor

- [RequestDescriptor.trackRectangleRequest(_:)](vision/requestdescriptor/trackrectanglerequest(_:).md)