nginx-proxy-bs

server {
    listen 80;
    listen [::]:80;
    server_name blockservice.my-domain.com; <- REPLACE WITH YOUR DNS NAME HERE
    proxy_set_header X-Forwarded-For $remote_addr;
    proxy_set_header Host $http_host;

    location ^~ / {
        proxy_set_header   X-Forwarded-For $remote_addr;
        proxy_set_header   Host $http_host;
        proxy_pass         "http://127.0.0.1:3535";
        proxy_http_version 1.1;
        proxy_set_header   Upgrade $http_upgrade;
        proxy_set_header   Connection "upgrade";
    }
}