i just got an email from Google Search Console Team it stated , Videos structured data issues detected in ... To the owner of ..: Search Console has identified that your site is affected by 1 Videos structured data issue(s). The following issues were found on your site. Top critical issues* Missing field "description" *Critical issues prevent your page or feature from appearing in Search results. We recommend that you fix these issues when possible to enable the best experience and coverage in Google Search.
Look at your video link. Add a description to the link, just like a link to any other element of your site.