> ## Documentation Index
> Fetch the complete documentation index at: https://docs.cloud.coinbase.com/llms.txt
> Use this file to discover all available pages before exploring further.

# TelegramAuthData

Raw Telegram auth data received from the Telegram popup via postMessage.
Uses snake\_case field names matching Telegram's response format.

## Properties

| Property                            | Type     | Description                                                           |
| ----------------------------------- | -------- | --------------------------------------------------------------------- |
| <a id="id" /> `id`                  | `number` | The Telegram user ID.                                                 |
| <a id="first_name" /> `first_name?` | `string` | The Telegram user's first name.                                       |
| <a id="last_name" /> `last_name?`   | `string` | The Telegram user's last name.                                        |
| <a id="username" /> `username?`     | `string` | The Telegram user's username.                                         |
| <a id="photo_url" /> `photo_url?`   | `string` | The Telegram user's profile picture URL.                              |
| <a id="auth_date" /> `auth_date`    | `number` | The Telegram user's last login as a Unix timestamp.                   |
| <a id="hash" /> `hash`              | `string` | The hash of the Telegram user data used for verifying data integrity. |