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

# ISenderChainKey

> Protobuf interface ISenderChainKey generated from WAProto.

Defined in: [WAProto/index.d.ts:10803](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10803)

## Properties

### iteration?

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

Defined in: [WAProto/index.d.ts:10804](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10804)

***

### seed?

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

Defined in: [WAProto/index.d.ts:10805](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10805)