Help for Aimeos

$basketController = Frontend::create($context, 'basket');
$basketController->clear();
$basket = $basketController->addProduct($productItem, 1, [], []);

$addressManager = MShop::create($context, 'customer/address');
$addressItem = $addressManager->create();

$basket->addAddress('payment ...

I'm using 2023 version

Good afternoon.
To begin with, I would like to thank you for your work.
I took Aimeos as the basis for my project. And I ran into a problem at one point. The fact is that I plan to sell not only physical but also digital goods. Their sale is carried out through a third-party service and does not ...