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

# IADVSignedDeviceIdentityHMAC

> Protobuf interface IADVSignedDeviceIdentityHMAC generated from WAProto.

Defined in: [WAProto/index.d.ts:80](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L80)

## Properties

### accountType?

> `optional` **accountType**: `null` | [`ADVEncryptionType`](/proto-reference/enumerations/ADVEncryptionType)

Defined in: [WAProto/index.d.ts:83](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L83)

***

### details?

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

Defined in: [WAProto/index.d.ts:81](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L81)

***

### hmac?

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

Defined in: [WAProto/index.d.ts:82](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L82)