---
title: IdentifierMetadata
slug: data-platform/connect-platform/node-sdk-api-reference-zaius-interfaces-identifiermetadata
docTags: 
createdAt: 2026-08-05T20:06:35.251Z
---

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

# IdentifierMetadata

Custom metadata that can be added to any identifier.
Do not include fields you do not want to update.

## Index

### Properties

- [identifier\\\_field\\\_name](docId:13hn0PEBcKDfahoBPgLYp)
- [identifier\\\_value](docId:13hn0PEBcKDfahoBPgLYp)
- [metadata](docId\:vK7_AwFbJ6UXd_fNJBINH)

## Properties

### identifier\_field\_name

:::BlockQuote
`string`
:::

The name of the identifier field you want to update, e.g., email

Defined in: [src/Api/Types/Identifiers.ts:28](https://github.com/ZaiusInc/node-sdk/blob/46602d2/src/Api/Types/Identifiers.ts#L28)

### identifier\_value

:::BlockQuote
`string`
:::

An existing identifier value, such as a known email address

Defined in: [src/Api/Types/Identifiers.ts:32](https://github.com/ZaiusInc/node-sdk/blob/46602d2/src/Api/Types/Identifiers.ts#L32)

### metadata

:::BlockQuote
`object`
:::

The metadata to update

### Index signature

\[`field`: `string`]: `string` | `number` | `boolean` | `null`

### Type declaration

Defined in: [src/Api/Types/Identifiers.ts:36](https://github.com/ZaiusInc/node-sdk/blob/46602d2/src/Api/Types/Identifiers.ts#L36)