Update: This issue has been fixed. Realtime data and smart insights should be back now. View counts for the affected videos have been restored. Thanks for your reports!https://twitter.com/TeamYouTube/status/1159885087636246534 …
Hey Philip, accounts can be suspended for a few different reasons. Check out this Help Center article on account terminations and what you can do to appeal: https://yt.be/help/WX8p Hope this helps!