It could be a reference ID for a digital asset in a specific library or archive.
This alphanumeric string appears to be a unique or a private upload ID for a video file rather than a public trend or widely known piece of content. If this is a file you found on your device or a specific platform, it likely refers to a:
Some video hosting sites or messaging apps (like Telegram or WhatsApp) rename files into unique strings when they are cached or stored.