# updateChatParticipants

> Composition of chat participants changed.

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Composition of chat participants changed.

### Attributes:

| Name     |    Type       | Required | Description |
|----------|---------------|----------|-------------|
|participants|[ChatParticipants](/API_docs/types/ChatParticipants.html) | Yes|Updated chat participants|



### Type: [Update](/API_docs/types/Update.html)


### Example:

```
$updateChatParticipants = ['_' => 'updateChatParticipants', 'participants' => ChatParticipants];
```