After going viral, my views have fell lower than they have ever been

I went viral 2 days ago getting about 500K views. Before that I averaged 500-2K views per video. Ever since I went viral my views have now been lower than ever.

I have posted a few videos since and all of them are getting 140ish views. I have never gotten such low views and it seems really weird for this to happen after going viral

What can I do?