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

# ICancelPaymentRequestMessage

> Protobuf interface ICancelPaymentRequestMessage generated from WAProto.

Defined in: [WAProto/index.d.ts:5852](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L5852)

## Properties

### key?

> `optional` **key**: `null` | [`IMessageKey`](/proto-reference/interfaces/IMessageKey)

Defined in: [WAProto/index.d.ts:5853](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L5853)