Use Google Structured Data Testing tool to test this markup
Note : Semantic Markup has been restricted to first entities as you are not logged in.
<script type="application/ld+json">{"@context":"https://schema.org","@type": "WebPage","@id":"#main","mainEntityOfPage":{"@type":"WebPage", "@id":"http://vanxuan.center"}, "headline":"","description":"","about":[],"author":{"@type":"Organization","url":"/","name":"/"},"publisher":{"@type":"Organization", "name":"/", "url":"/", "logo": {"@type": "ImageObject", "url": "http://www.example.com", "width": 4, "height": 97}},"datePublished":"2025-05-11T04:26:22","dateModified":"2025-05-11T04:26:22"}</script>
Just ask us to configure SemanticMarker to exactly fit your content...
... and it will deliver 100% accurate detailed Schema Markup.
403 Forbidden
Access to this resource on the server is denied !