tokenize
Call this method when you've received a successful PaymentData response from a direct Google Play Services integration to get a GooglePayCardNonce or com.braintreepayments.api.paypal.PayPalAccountNonce.
Parameters
paymentData
PaymentData retrieved from directly integrating with Google Play Services through PaymentsClient.loadPaymentData
callback
After a user successfully authorizes Google Pay payment via GooglePayClient.createPaymentAuthRequest, this method should be invoked to tokenize the payment method to retrieve a com.braintreepayments.api.core.PaymentMethodNonce
Parameters
paymentAuthResult
the result of GooglePayLauncher.launch
callback