log_format rtmp '$remote_addr [$time_local] '
                '$app $name $command';

server {
    listen 1935;
    chunk_size 4096;

    access_log /dev/stdout;

    publish_notify on;
    play_restart on;

    application live {
        live on;
        record off;
        allow publish all;
        allow play all;

        push_reconnect 1s;
        meta copy;

        push rtmp://vsu.mycdn.me/input/____your__vkplay__stream___key___;
        push rtmp://euc10.contribute.live-video.net/app/____your___twitch__stream___key__;
    }
}