Return URL

const current = await pepay.merchantSettings.getPaymentReturnUrl();

await pepay.merchantSettings.updatePaymentReturnUrl({
  payment_return_url: 'https://merchant.example.com/checkout/complete'
});

await pepay.merchantSettings.updatePaymentReturnUrl({
  payment_return_url: null
});

{
  "payment_return_url": "https://merchant.example.com/checkout/complete",
  "payment_return_url_enabled": true
}

const current = await pepay.merchantSettings.getPaymentReturnUrl();
if (!current?.payment_return_url_enabled) {
  await pepay.merchantSettings.updatePaymentReturnUrl({
    payment_return_url: 'https://merchant.example.com/checkout/complete'
  });
}