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

# MessageAddOnType

> Protobuf enumeration MessageAddOnType generated from WAProto.

Defined in: [WAProto/index.d.ts:9440](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L9440)

## Enumeration Members

### EVENT\_RESPONSE

> **EVENT\_RESPONSE**: `2`

Defined in: [WAProto/index.d.ts:9443](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L9443)

***

### PIN\_IN\_CHAT

> **PIN\_IN\_CHAT**: `4`

Defined in: [WAProto/index.d.ts:9445](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L9445)

***

### POLL\_UPDATE

> **POLL\_UPDATE**: `3`

Defined in: [WAProto/index.d.ts:9444](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L9444)

***

### REACTION

> **REACTION**: `1`

Defined in: [WAProto/index.d.ts:9442](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L9442)

***

### UNDEFINED

> **UNDEFINED**: `0`

Defined in: [WAProto/index.d.ts:9441](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L9441)