location /api/v1/assets { proxy_pass $mempoolSpaceServices; proxy_cache services; proxy_cache_background_update on; proxy_cache_use_stale updating; proxy_cache_valid 200 10m; expires 10m; proxy_hide_header onion-location; proxy_hide_header strict-transport-security; proxy_hide_header content-security-policy; proxy_hide_header x-frame-options; }