syntax = "proto3"; package Im.Scrm.Ww.Proto; //命名空间约定 message DeviceAppUpgradeMessage { int32 VerNumber = 1; // 版本号  string Version = 2; // 版本名称 string PackageName = 3; // 包名称 string PackageUrl = 4; // 软件包地址 } message UpgradeDeviceAppNoticeMessage { string WxId = 1; string IMEI = 2; repeated DeviceAppUpgradeMessage AppInfos = 3; }