def METHOD_NAME(self) -> bytes:
    return (
        self.ground_level.METHOD_NAME(2, "little", signed=True)
        + self.dungeon_id.METHOD_NAME(1, "little", signed=False)
        + self.unk2.METHOD_NAME(1, "little", signed=False)
        + self.unk3.METHOD_NAME(4, "little", signed=False)
    )