void Awake()
    {
        byte[] a = new byte[100];
        photonView.RPC("test",PhotonTargets.AllBuffered,a);
    }
    [PunRPC]
    void test(byte[] a)
    {
        Debug.LogError(a.Length);
    }
    public void OnPhotonSerializeView(PhotonStream stream, PhotonMessageInfo info)
    {
        if (stream.isWriting)
        {
            byte[] a = new byte[100];
            stream.SendNext(a);
        }
        else
        {
            byte[] a = (byte[])stream.ReceiveNext();
            Debug.LogError(a.Length);
        }
    }