/give @p minecraft:player_head{display:{Name:"{\"text\":\"Iron Man (Mark 50)\"}"},SkullOwner:{Id:"518fc841-1158-44d8-80ea-25517a6ca393",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvZDA5MjFjZWJjZTE3NDFlNzg0NjQ0MGEyZmQzMmI4MjIxY2NlZmY0NTU4ZDJlN2VkMTk3ZmY0NDhkMWNhZmYzZSJ9fX0="}]}}} 1

/give @p minecraft:player_head{display:{Name:"{\"text\":\"Iron Man (Mark 50)\"}"},SkullOwner:{Id:"518fc841-1158-44d8-80ea-25517a6ca393",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvZDA5MjFjZWJjZTE3NDFlNzg0NjQ0MGEyZmQzMmI4MjIxY2NlZmY0NTU4ZDJlN2VkMTk3ZmY0NDhkMWNhZmYzZSJ9fX0="}]}}} 1