/give @p minecraft:player_head[
minecraft:profile={
properties: [{
name: "textures",
value: "eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHBzOi8vdGV4dHVyZXMubWluZWNyYWZ0Lm5ldC90ZXh0dXJlL3VuZGVmaW5lZCJ9fX0="
}]
}
]
aa
A pixelated character with gray hair and a black jacket, red scarf, and black pants.
A character with brown hair and a black hat, wearing a red scarf.
A Minecraft player with a unique appearance, wearing a white shirt, brown pants, and a black hat.