---

server {
    server_name PANEL_DOMAIN;

    listen 443 ssl;
    http2 on;
  gzip on;

    ...
}

server {
    server_name SUBSCRIPTION_PAGE_DOMAIN;

    listen 443 ssl;
    http2 on;
  gzip on;

    ...
}

# Gzip Compression
gzip_vary on;
gzip_proxied any;
gzip_comp_level 6;
gzip_min_length 1024;
gzip_types
    application/javascript
    application/json
    application/manifest+json
    application/xml
    font/opentype
    font/eot
    font/otf
    font/ttf
    image/svg+xml
    text/css
    text/javascript
    text/plain
    text/xml;