{{block class="WebjumpProductsRegularsBlockRecommendationLists" name="product-recommendation" template="recommendation/list.phtml}}

<arguments>
    <argument name="jsLayout" xsi:type="array">
        <item name="components" xsi:type="array">
            <item name="recommendation-list" xsi:type="array">
                <item name="component" xsi:type="string">ProductsRegulars/js/view/recommendation/list</item>
                <item name="config" xsi:type="array">
                    <item name="template" xsi:type="string">ProductsRegulars/recommendation/list</item>
                </item>

                <item name="children" xsi:type="array">
                    <item name="messages" xsi:type="array">
                        <item name="sortOrder" xsi:type="string">0</item>
                        <item name="component" xsi:type="string">Magento_Ui/js/view/messages</item>
                        <item name="displayArea" xsi:type="string">messages</item>
                    </item>
                </item>
            </item>
        </item>
    </argument>
</arguments>

Uncaught SyntaxError: Unexpected token u in JSON at position 0