> ## Documentation Index
> Fetch the complete documentation index at: https://baileys.wiki/llms.txt
> Use this file to discover all available pages before exploring further.

# ChatMutation

> Type Alias ChatMutation in the Baileys API.

> **ChatMutation**: `object`

Defined in: [src/Types/Chat.ts:47](https://github.com/WhiskeySockets/Baileys/blob/master/src/Types/Chat.ts#L47)

## Type declaration

### index

> **index**: `string`\[]

### syncAction

> **syncAction**: [`ISyncActionData`](/proto-reference/interfaces/ISyncActionData)