execute as @s[type=minecraft:interaction,nbt=!{attack:{player:[I;0,0,0,0],timestamp:0L}}] run function koncept.interaction.entity:interaction.entity/regarding.interaction/lkm
execute as @s at @s run function koncept.interaction.entity:interaction.entity/regarding.player/lkm

data merge entity @s {attack:{player:[I;0,0,0,0],timestamp:0L}}