---
title: Identifiers
slug: data-platform/connect-platform/node-sdk-api-reference-zaius-interfaces-identifiers
docTags: 
createdAt: 2026-08-05T20:06:36.468Z
---

[ODP Node SDK](docId\:gxEU_0AA37IEZJK-uoVcT) / [Zaius](docId\:Ymt8R5EsKRYBHwqG3pJkL) / Identifiers

# Identifiers

A set of identifiers that uniquely identify a user.

## Indexable

\[`field`: `string`]: `string` | `undefined`

## Index

### Properties

- [email](docId\:EQcxvFHHbd3l0YTU65WNH)
- [vuid](docId\:EQcxvFHHbd3l0YTU65WNH)

## Properties

### email?

:::BlockQuote
`string`
:::

The user's email if known

Defined in: [src/Api/Types/Identifiers.ts:8](https://github.com/ZaiusInc/node-sdk/blob/46602d2/src/Api/Types/Identifiers.ts#L8)

### vuid?

:::BlockQuote
`string`
:::

Zaius's globally unique identifier generated by SDKs such as the Javascript SDK.
Only use if you are forwarding a VUID generated by Zaius.

Defined in: [src/Api/Types/Identifiers.ts:13](https://github.com/ZaiusInc/node-sdk/blob/46602d2/src/Api/Types/Identifiers.ts#L13)