public interface SkullData extends VariantData<SkullType,SkullData,ImmutableSkullData>
VariantData specializing in the SkullType
 represented by a Skull or ItemStack of the type
 ItemTypes.SKULL.Keys.SKULL_TYPEtypeasImmutable, copy, fill, fill, from, set, set, set, set, transformgetContentVersion, toContainer