---
title: "ThirdUser"
description: >
  The ThirdUser object represents a third-party user participating in interactions within a chat application or messaging system.
doc_type: graphql
doc_category: storefront
doc_version: v20270301
source_url:
  html: 'https://developer.shopline.com/docs/storefront-api/message/objects/third-user'
  md: 'https://developer.shopline.com/docs/storefront-api/message/objects/third-user.md'
---
# ThirdUser

The ThirdUser object represents a third-party user participating in interactions within a chat application or messaging system.

- **API Version:** v20270301
- **API Type:** Storefront
- **API Protocol:** GraphQL
- **Operation Type:** Object

## Type Signature

`ThirdUser`

## Fields

* `id`

  [ID](https://developer.shopline.com/docs/storefront-api/common/scalars/id.md)

  A globally-unique identifier of third-party user.

## Schema Definition

```graphql
type ThirdUser { 
	id: ID 
}
```

## Field from

* [ThirdUserCreatePayload](https://developer.shopline.com/docs/storefront-api/message/objects/third-user-create-payload.md).thirdUser

  Information about the third-party user.

## Error Handling

For detailed information about common codes, see [Status and error codes](https://developer.shopline.com/docs/apps/api-instructions-for-use/storefront-api/overview.md#status-and-error-codes).