Invoice

fun Invoice(title: String, description: String, startParameter: String, currency: String, totalAmount: Int)
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Parameters

title

Product name

description

Product description

startParameter

Unique bot deep-linking parameter that can be used to generate this invoice

currency

Three-letter ISO 4217 currency code

totalAmount

Total 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).