---
path: bot-api-reference/type-aliases/AssetFile.md
audience: bot
category: reference
summary: Object type with properties: extensions, length, mimeType, url (Assets).
---

> **AssetFile** = `object`

## Properties

### extensions

> **extensions**: `string`

### length

> **length**: `bigint`

### mimeType

> **mimeType**: `string`

### url

> **url**: `string`