如何从反应 C# 不和谐中获取消息

Question

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    private async Task MainAsyns()
    {
        _client.ReactionAdded += HandleReaction;
    }
    private async Task HandleReaction(Cacheable<IUserMessage, ulong> message, Cacheable<IMessageChannel, ulong> channel, SocketReaction reaction)
    {
        var toOtherChanel = _client.GetChannel(_toOtherChanelId) as IMessageChannel;
        var msg = ???;
        if (!_client.GetUser(reaction.UserId).IsBot)
        {
                if (reaction.Emote.Name == "\uD83D\uDC4D")
                {
                    await toOtherChanel.SendMessageAsync($"Message is {msg}");
                }
        }
    }