List of supported currencies (paymentRequest.currency)

Currency ISO 4217 encoding Number of digits after the decimal point
Canadian Dollar (CAD) 124 2
Danish Crown (DKK) 208 2
Japanese Yen (JPY) 392 0
Norwegian Crown (NOK) 578 2
Pound Sterling (GBP) 826 2
US Dollar (USD) 840 2
Euro (EUR) 978 2
Polish Zloty (PLN) 985 2