magento-test/app/code/Magento/Sales/Test/Mftf/Section/AdminEditConfirmationModalSection.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
 /**
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
-->

<sections xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:noNamespaceSchemaLocation="urn:magento:mftf:Page/etc/SectionObject.xsd">
    <section name="AdminEditConfirmationModalSection">
        <element name="message" type="text" selector=".modal-content div[class='ui-dialog-content ui-widget-content']"/>
        <element name="ok" type="button" selector=".modal-footer button[data-role='action']" timeout="30"/>
    </section>
</sections>