I work with a specific limited functionality on a big ecommerce site. The site has a review section where you can review products. Often there is feedback there

I work with a specific limited functionality on a big ecommerce site. The site has a review section where you can review products. Often there is feedback there on the site itself. As a development team it is completely impossible to keep up with such feedback. Our backlog is prioritized by other more quantitive metrics, A/B-tests etc