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

# ISenderKeyDistributionMessage

> Protobuf interface ISenderKeyDistributionMessage generated from WAProto.

Defined in: [WAProto/index.d.ts:10721](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10721)

## Properties

### chainKey?

> `optional` **chainKey**: `null` | `Uint8Array`\<`ArrayBufferLike`>

Defined in: [WAProto/index.d.ts:10724](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10724)

***

### id?

> `optional` **id**: `null` | `number`

Defined in: [WAProto/index.d.ts:10722](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10722)

***

### iteration?

> `optional` **iteration**: `null` | `number`

Defined in: [WAProto/index.d.ts:10723](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10723)

***

### signingKey?

> `optional` **signingKey**: `null` | `Uint8Array`\<`ArrayBufferLike`>

Defined in: [WAProto/index.d.ts:10725](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10725)