启动时清理无效的设备缓存数据，避免设备无法注册

648540858

2023-02-14 bdc0f83e29281bb46c5fe7a6eb6562f7f0e616af

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package com.genersoft.iot.vmp.service.bean;
 
public interface PlayBackCallback<T> {
 
    void call(PlayBackResult<T> msg);
 
}