ebtables-translate -A INPUT --log
nft 'add rule bridge filter INPUT log level notice flags ether counter'

ebtables-translate -A INPUT --log-level 1
nft 'add rule bridge filter INPUT log level alert flags ether counter'

ebtables-translate -A INPUT --log-level crit
nft 'add rule bridge filter INPUT log level crit flags ether counter'

ebtables-translate -A INPUT --log-level emerg --log-ip --log-arp --log-ip6
nft 'add rule bridge filter INPUT log level emerg flags ether counter'

ebtables-translate -A INPUT --log-level crit --log-ip --log-arp --log-ip6 --log-prefix foo
nft 'add rule bridge filter INPUT log prefix "foo" level crit flags ether counter'