---
title: descriptor
framework: passkit
role: symbol
role_heading: Instance Property
path: passkit/pkidentityrequest/descriptor
---

# descriptor

The description of the document the app requests.

## Declaration

```swift
var descriptor: (any PKIdentityDocumentDescriptor)? { get set }
```

## Discussion

Discussion Set this property before you invoke requestDocument(_:completion:).

## See Also

### Configuring an identity request

- [nonce](passkit/pkidentityrequest/nonce.md)
- [merchantIdentifier](passkit/pkidentityrequest/merchantidentifier.md)