JS使用websocket 接口文档

     // 连接相关
    CONNECTION_ESTABLISHED("连接建立"),
    CONNECTION_CLOSED("连接关闭"),
    
    // 订阅相关
    SUBSCRIBE("订阅"),
    UNSUBSCRIBE("取消订阅"),
    SUBSCRIBE_SUCCESS("订阅成功"),
    UNSUBSCRIBE_SUCCESS("取消订阅成功"),
    
    // 心跳相关
    PING("心跳请求"),
    PONG("心跳响应"),
    
    // 数据推送
    DEVICE_HEARTBEAT("设备心跳数据"),
    DEVICE_STATUS("设备状态"),
    ALARM_DATA("告警数据"),
    MODEL_RECOVERY("模型状态恢复");

{
    "type": "DEVICE_HEARTBEAT",
    "message": "设备心跳数据",
    "topic": "device.heartbeat.IVG1MVMDAXXX00000005",
    "timestamp": 1757233743068,
    "data": {
      "deviceSerial": "IVG1MVMDAXXX00000005",
      "measureLiveRecords": [
        {
          "measureId": 626,
          "measureName":"C1-L2-02"
          "x": 0,
          "y": 0
        },
        {
          "measureId": 628,
          "measureName":"C1-L2-03"
          "x": 0,
          "y": 0
        }
      ],
      "timestamp": 1757233743067
    }
}

{
    "type": "DEVICE_STATUS",
    "message": "设备状态数据",
    "topic": "device.status.1930911930152390658",
    "timestamp": 1757233743068,
    "data": {
      "deviceSerial": "IVG1MVMDAXXX00000005",
      "deviceId": "1213123123124211",
      "onlineStatus":"ONLINE" //设备在线或离线状态ONLINE|OFFLINE
    }
}

{
    "type": "ALARM_DATA",
    "message": "告警数据",
    "topic": "alarm.1930911930152390658",
    "timestamp": 1757233743068,
    "data": {
        "projectId":"1930911930152390658",
        "alarmId":"1958466752548806657",
        "alarmLevel":"ERROR",
        "alarmCategory":"TARGET_RECOGNITION",
        "alarmType":"EXTERNAL_INTRUSION",
        "alarmContent":"人员闯入已结束，总持续时间：1秒",
        "objectId":null,
        "deviceId":"193091193015239012",
        "measureId":null,
        "extension":null //当特别告警比如倾斜沉降，需要显示2个监测点ID的时候，将最大位移ID(maxMeasureId)和最小位移ID（minMeasureId）放这里。
    }
}

{
    "type": "MODEL_RECOVERY",
    "message": "模型状态恢复",
    "topic": "model.recovery.1930911930152390658",
    "timestamp": 1757233743068,
    "data": {
        "projectId":"1930911930152390658",
        "objectId":null,
        "deviceId":"193091193015239012",
        "measureIds":null,  //用List<Integer>类型返回一个或多个measureId。在阈值超限情况下，可能同时存在objectId和measureIds的状态恢复。
        "alarmStatus":"NORMAL" //返回模型的当前状态 NORMAL|WARNING|ERROR。 
    }
}