[
    {
        "cmd": "GET_FRONT_HW_INFO",
        "val": "0",
        "lable": "get_hw_info",
        "timeout": 0
    },
    {
        "cmd": "GET_FRONT_LICENSE",
        "val": "0",
        "lable": "get_license",
        "timeout": 0
    },
    {
        "cmd": "WRITE_FRONT_LICENSE",
        "val": "0",
        "lable": "write_license",
        "timeout": 0
    }
]