[
    {
        "compareItem_id": 1,
        "compareItem_name": "one",
        "compareItem_roads": [
            {
                "road_name": "主通道",
                "road_num": 1,
                "sound_card_num": 0,
                "sound_card_road_num": 0
            },
            {
                "road_name": "第2通道",
                "road_num": 2,
                "sound_card_num": 0,
                "sound_card_road_num": 0
            }
        ],
        "overload_duration": 30,
        "overload_sensitivity": 20,
        "overload_switch": true,
        "overload_threshold": 4,
        "reverse_duration": 60,
        "reverse_sensitivity": 60,
        "reverse_switch": true,
        "reverse_threshold": 0.75,
        "silence_duration": 8,
        "silence_sensitivity": 80,
        "silence_switch": true,
        "silence_threshold": 64
    }
]