ISO 4217 alphabetic currency code (e.g. "USD").
Amount in the currency's smallest unit.
Optionallabel?: stringAn optional label to display with the amount.
OptionaltransactionId?: stringA unique ID that identifies a transaction attempt. Required when sending callbacks to the Google Transaction Events API.
Google Pay parameters for the onramp collectPaymentMethod call. Only includes the fields passed to GooglePayPaymentMethodLauncher.present(). Google Pay config (merchantCountryCode, testEnv, etc.) belongs in GooglePayConfig provided to configure().