Identifier
Optional
pricingItem pricing information.
It can be undefined if a single product is purchased. If that case, it's assumed the price is equal to the total amount requested.
Optional
currency?: stringCurrency, for verification, if set it should be equal to the PaymentRequest currency
Price in micro units (i.e. price * 1,000,000)
Label for the item
Item being purchased with
requestPayment
The format is such as it's compatible with
Product
. This way, normal products can be added to the payment request.