Invoice
This object contains basic information about an invoice.
Fields
titleStringRequiredProduct name
descriptionStringRequiredProduct description
start_parameterStringRequiredUnique bot deep-linking parameter that can be used to generate this invoice
Three-letter ISO 4217 currency code, or "XTR" for payments in Telegram Stars
total_amountIntegerRequiredTotal price in the smallest units of the currency (integer, not float/double). For example, for a price of
US$ 1.45 pass amount = 145. See the exp parameter in currencies.json, it shows the number of digits past the decimal point for each currency (2 for the majority of currencies).