magento-test/app/code/Magento/Weee/Test/Mftf/Metadata/WeeeConfigMeta.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
 /**
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
-->
<operations xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
            xsi:noNamespaceSchemaLocation="urn:magento:mftf:DataGenerator/etc/dataOperation.xsd">
    <operation name="WeeeConfigEnable" dataType="weee_config" type="create" auth="adminFormKey" url="/admin/system_config/save/section/tax/" method="POST">
        <object key="groups" dataType="weee_config">
            <object key="weee" dataType="weee_config">
                <object key="fields" dataType="weee_config">
                    <object key="enable" dataType="enableFPT">
                        <field key="value">string</field>
                    </object>
                    <object key="apply_vat" dataType="applyVat">
                        <field key="value">string</field>
                    </object>
                </object>
            </object>
        </object>
    </operation>
    <operation name="WeeeConfigDefault" dataType="weee_config_default" type="create" auth="adminFormKey" url="/admin/system_config/save/section/tax/" method="POST">
        <object key="groups" dataType="weee_config_default">
            <object key="weee" dataType="weee_config_default">
                 <object key="fields" dataType="weee_config_default">
                    <object key="enable" dataType="weee_config_default">
                      <object key="inherit" dataType="disableFPT">
                        <field key="value">integer</field>
                      </object>
                    </object>
                     <object key="apply_vat" dataType="weee_config_default">
                         <object key="inherit" dataType="disableVat">
                             <field key="value">integer</field>
                         </object>
                     </object>
                 </object>
            </object>
        </object>
    </operation>
</operations>