magento-test/app/code/Magento/Ui/Test/Mftf/ActionGroup/AdminGridGoToCustomPageNumberActionGroup.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
 /**
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
-->
<actionGroups xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
              xsi:noNamespaceSchemaLocation="urn:magento:mftf:Test/etc/actionGroupSchema.xsd">
    <actionGroup name="AdminGridGoToCustomPageNumberActionGroup">
        <annotations>
            <description>Go to custom page of the admin grid.</description>
        </annotations>
        <arguments>
            <argument name="pageNumber"  defaultValue="15"/>
        </arguments>
        <waitForElementVisible selector="{{AdminDataGridPaginationSection.currentPage}}" stepKey="waitForInputVisible"/>
        <clearField selector="{{AdminDataGridPaginationSection.currentPage}}" stepKey="clearInput"/>
        <fillField selector="{{AdminDataGridPaginationSection.currentPage}}" userInput="{{pageNumber}}"  stepKey="fillPageNumber"/>
        <pressKey selector="{{AdminDataGridPaginationSection.currentPage}}" parameterArray="[\Facebook\WebDriver\WebDriverKeys::TAB]" stepKey="unFocusField"/>
        <waitForPageLoad stepKey="waitForPageLoad" />
    </actionGroup>
</actionGroups>