serialize Engine.serialize_fixed_roll_key(fixed_roll_key) 고정 순환 키를 직렬화합니다. 인풋: FixedRollKey 아웃풋: bytearray from desilofhe import Engine engine = Engine() secret_key = engine.create_secret_key() fixed_roll_key = engine.create_fixed_roll_key(secret_key, delta=1) serialized_fixed_roll_key = engine.serialize_fixed_roll_key(fixed_roll_key)