You will need to look for this file on your smartphone (under WhatsApp > Media > WhatsApp Video or in your photo gallery) or on a computer where you downloaded it.
This is likely a personal video file sent in a WhatsApp chat or saved to a device. VID-20221003-WA0195mp4
Without the actual video content, I cannot tell you what it shows. You will need to look for this file
If you can describe what's in the video or upload it, I might be able to help identify it! VID-20221003-WA0195mp4