SC has stopped working for my Theme

I have checked at google structured too that the FAQ schema is There from last 3 to 4 days FAQ schema has stopped working from this plugin please check this url- https://instituterank.com/geo-ias-kolkata-reviews-ias-coaching-in-kolkata/
It was there earlier but since last few days after your update it has stopped worked

The page I need help with: [log in to see the link]