<?xml version="1.0"?>
<page xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
      xsi:noNamespaceSchemaLocation="urn:magento:framework:View/Layout/etc/page_configuration.xsd" label="Email Creditmemo Items List" design_abstraction="custom">
    <referenceBlock name="invoice_totals">
        <block class="Slimcd\Payment\Block\Sales\Totals\Fee" name="surcharge" as="surcharge"/>
    </referenceBlock>
</page>
