Thanks for the info. Looks like your video has got a Community Guideline strike. If you believe that you've received a strike in error, you can appeal: https://goo.gl/rjyZ3u . Hope this helps.
You should've received more details about the reason for the strike. Alternatively, you can check your "Status and features" page to know more about it. If you think you've received a strike in error, you can always appeal.