location /ss14/server/ {
                client_max_body_size 512M;
                proxy_pass http://127.0.0.1:1212/;
                proxy_set_header Host $host;
                proxy_set_header X-Real-IP $remote_addr;
                proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
                proxy_set_header X-Forwarded-Proto $scheme;
                proxy_set_header Upgrade $http_upgrade;
                proxy_cache_bypass $http_upgrade;
        }