InstanceGroupDate

{
    "beginTime": {
        "periodUnits": [
            {
                "periodType": "EACH_DAY",
                "periodCount": 0
            }
        ],
        "weekNum": 0,
        "hour": "string",
        "minute": "string"
    },
    "endTime": {
        "periodUnits": [
            {
                "periodType": "EACH_DAY",
                "periodCount": 0
            }
        ],
        "weekNum": 0,
        "hour": "string",
        "minute": "string"
    }
}