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

# processSyncAction

> Function processSyncAction in the Baileys API.

> **processSyncAction**(`syncAction`, `ev`, `me`, `initialSyncOpts`?, `logger`?): `void`

Defined in: [src/Utils/chat-utils.ts:823](https://github.com/WhiskeySockets/Baileys/blob/master/src/Utils/chat-utils.ts#L823)

## Parameters

### syncAction

[`ChatMutation`](/api-reference/type-aliases/ChatMutation)

### ev

[`BaileysEventEmitter`](/api-reference/interfaces/BaileysEventEmitter)

### me

[`Contact`](/api-reference/interfaces/Contact)

### initialSyncOpts?

[`InitialAppStateSyncOptions`](/api-reference/type-aliases/InitialAppStateSyncOptions)

### logger?

`ILogger`

## Returns

`void`