---
title: MusicSubscriptionOffer.MessageIdentifier
framework: musickit
role: symbol
role_heading: Structure
path: musickit/musicsubscriptionoffer/messageidentifier
---

# MusicSubscriptionOffer.MessageIdentifier

An identifier for the main message that the subscription offer sheet presents to the user.

## Declaration

```swift
struct MessageIdentifier
```

## Topics

### Initializers

- [init(_:)](musickit/musicsubscriptionoffer/messageidentifier/init(_:).md)
- [init(rawValue:)](musickit/musicsubscriptionoffer/messageidentifier/init(rawvalue:).md)

### Type Properties

- [addMusic](musickit/musicsubscriptionoffer/messageidentifier/addmusic.md)
- [join](musickit/musicsubscriptionoffer/messageidentifier/join.md)
- [playMusic](musickit/musicsubscriptionoffer/messageidentifier/playmusic.md)

## Relationships

### Conforms To

- [Copyable](swift/copyable.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Escapable](swift/escapable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)