Ensure embedded tutorial and product videos declare thumbnailUrl, uploadDate, duration, and contentUrl/embedUrl.
Google Video indexing requires accessible thumbnailUrl, title, description, and ISO 8601 uploadDate.
{
"@context": "https://schema.org",
"@type": "VideoObject",
"name": "Product Demo",
"thumbnailUrl": ["https://example.com/thumb.jpg"],
"uploadDate": "2026-11-01T08:00:00Z"
}