startTransaction method
Initiates initial transaction to get web url
Implementation
startTransaction(final StandardRequest request) async {
try {
final InitPaymentResponse? initPaymentResponse =
await request.initializePayment(request.publicKey);
if (initPaymentResponse?.status == "200 OK") {
openBrowser(initPaymentResponse?.data ?? "", request.callBackUrl);
}
} catch (error) {
rethrow;
}
}