---
title: INOutgoingMessageType.unknown
framework: intents
role: symbol
role_heading: Case
path: intents/inoutgoingmessagetype/unknown
---

# INOutgoingMessageType.unknown

An unspecified message format.

## Declaration

```swift
case unknown
```

## See Also

### Message Types

- [INOutgoingMessageType.outgoingMessageText](intents/inoutgoingmessagetype/outgoingmessagetext.md)
- [INOutgoingMessageType.outgoingMessageAudio](intents/inoutgoingmessagetype/outgoingmessageaudio.md)