NGINX, is it possible to send a command to recalculate the cache of a given url from a node?

Question

Nginx

For example, the price\quantity for a product on the site is updated approximately every 2 minutes. Or maybe stay stable for a day. See what kind of product.
It is somehow stupid to recalculate the cache with a time interval .... because I myself know when new data comes to my backend

Answer 1

It is possible . There for dzhanga, but the essence is the same.

Answer 2

Did through WEB Dav deletion of the proxy_store cache element.
But each case has its own nuances.