proxy_set_header Host $host;
proxy_set_header X-Original-URL $scheme://$host$request_uri;
proxy_set_header X-Forwarded-Proto $scheme;
proxy_set_header X-Forwarded-Host $host;
proxy_set_header X-Forwarded-URI $request_uri;
proxy_set_header X-Forwarded-Ssl on;
proxy_set_header X-Forwarded-For $remote_addr;

proxy_http_version 1.1;
proxy_connect_timeout 15s;
proxy_read_timeout 240s;
proxy_send_timeout 240s;