---
id: v1-form-element-preview-request
title: FormElementPreviewRequest
pagination_label: FormElementPreviewRequest
sidebar_label: FormElementPreviewRequest
sidebar_class_name: typescriptsdk
keywords: ['typescript', 'TypeScript', 'sdk', 'FormElementPreviewRequest', 'v1FormElementPreviewRequest']
slug: /tools/sdk/typescript/custom_forms/models/form-element-preview-request
tags: ['SDK', 'Software Development Kit', 'FormElementPreviewRequest', 'v1FormElementPreviewRequest']
---

# FormElementPreviewRequest

## Properties

Name | Type | Description | Notes
------------ | ------------- | ------------- | -------------
**dataSource** | **(optional)** `FormElementDynamicDataSource` |  | [default to undefined]