armor standの頭だけを発光させたい

    set {_pLoc} to player's head's location
    spawn armor stand at ({_pLoc} ~ vector(0, -1.125, 0) ~ {_vec}) with nbt "{Invisible:1b,Small:1b,NoGravity:1b}"
    set {_stand} to last spawned armor stand
    set {_stand}'s helmet to diamond hoe with damage 28
    apply glowing to {_stand} 

    set {_pLoc} to player's head's location
    spawn armor stand at ({_pLoc} ~ vector(0, -1.125, 0) ~ {_vec}) with nbt "{Invisible:1b,Small:1b,NoGravity:1b}"
    set {_stand} to last spawned armor stand
    set {_stand}'s helmet to diamond hoe with damage 28
    apply glowing to {_stand}