Shayon the first thing to mention is when i was checking out your ad setup I noticed an origin error on one of your posts pages. This indicates your host is blocking requests coming from Ezoic. This could well be affecting your revenue if pages aren't accessible to various visitors - not to worry though as you can have your host easily fix this by whitelisting Ezoic's Ips: https://support.ezoic.com/kb/article/how-to-fix-origin-errors
It's also important to reflect on the factors that influence you to believe your revenue is low and the basis for the comparisons. I do see that your page views have dropped a little which affects revenue, and black friday is also behind us now too as my colleague was saying - black friday is the highest peak for ad rates each year so it's seasonally expected to drop after that which affects epmv for all publishers. That said, explore these things to boost your EPMV:
These posts also have more info and top tips:
https://community.ezoic.com/d/31301-maximize-your-revenue-this-black-friday
https://community.ezoic.com/d/30916-maximize-your-earnings-introducing-the-universal-video-player