优化国标级联的目录创建以及推送规则，优化接收目录规则，更加规范

648540858

2023-06-19 8942ab01127af3a6f99d8cbfb82869749f502d2e

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package com.genersoft.iot.vmp.media.zlm.dto;
 
public class ServerKeepaliveData {
}