Paid amount, in the smallest units of the currency.
ISO 4217 currency code of the payment currency.
Text to show along with the gift codes; 0-getOption("gift_text_length_max") characters. Only Bold, Italic, Underline, Strikethrough, Spoiler, and CustomEmoji entities are allowed.
Identifiers of the user which will receive Telegram Premium.
The user gifting Telegram Premium to another user. Subtype of StorePaymentPurpose.