@telegram-auth/server / TelegramUserData
The expected user data from Telegram.
See
https://core.telegram.org/widgets/login#receiving-authorization-data
• id: number
• first_name: string
• Optional
last_name: string
• Optional
photo_url: string
• Optional
username: string
• Optional
is_bot: boolean
• Optional
language_code: string
• Optional
is_premium: boolean