SponsorBlockServer/nginx/proxy.conf

proxy_redirect            off;
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          Connection      "";
client_max_body_size      10m;
client_body_buffer_size   128k;
proxy_connect_timeout     5s;
#proxy_send_timeout        10;
proxy_read_timeout        30s;
proxy_buffers             32 4k;
proxy_http_version        1.1;