location / {
  #Proxy Settings
  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 Accept-Encoding    "";
  
  proxy_redirect off;
  proxy_intercept_errors on;
  proxy_max_temp_file_size 5120k;
  proxy_headers_hash_max_size 512;
  proxy_headers_hash_bucket_size  512;
  proxy_connect_timeout   90;
  proxy_send_timeout 90;
  
  proxy_buffer_size 128k;
  proxy_buffers 4 256k;
  proxy_busy_buffers_size 256k;
  proxy_temp_file_write_size 2560k;
  proxy_next_upstream error timeout invalid_header http_500 http_502 http_503 http_504;
  proxy_pass http://<HOST>:<PORT>;
}