goaccess.conf
# Nginx default
log-format %^ %^ %^ [%d:%t %^] "%r" %s %b "%R" "%u" ~h{," }

shell
goaccess -f /var/log/nginx/access.log --log-format="%^ %^ %^ [%d:%t %^] \"%r\" %s %b "%R" \"%u\" ~h{,\" }"