客户端取消订阅

    goEasy.unsubscribe({
        channel: "my_channel",
        onSuccess: function () {
            alert("订阅取消成功。");
        },
        onFailed: function (error) {
            alert("取消订阅失败，错误编码：" + error.code + " 错误信息：" + error.content)
        }
    });