ebtables-translate -t nat -A PREROUTING -i someport --to-dst de:ad:00:be:ee:ff
nft add rule bridge nat PREROUTING iifname "someport" ether daddr set de:ad:0:be:ee:ff accept counter

ebtables-translate -t nat -A PREROUTING -i someport --to-dst de:ad:00:be:ee:ff --dnat-target ACCEPT
nft add rule bridge nat PREROUTING iifname "someport" ether daddr set de:ad:0:be:ee:ff accept counter

ebtables-translate -t nat -A PREROUTING -i someport --to-dst de:ad:00:be:ee:ff --dnat-target CONTINUE
nft add rule bridge nat PREROUTING iifname "someport" ether daddr set de:ad:0:be:ee:ff continue counter