Why is Nuxt not getting data from the server when reloading the page?

Question

Vue.js

Hello!
The problem is this: when you go to the page, the data from the server is received and displayed, but when the page is reloaded, they disappear and a blank page is displayed. I receive data using axios. I tried both through asyncData() and through created(), tried to generate paths for dynamic routes, but all to no avail, the result is the same ...
Which method should be used?