{
    "auth_mode":"KEY",

    "productId":"PRODUCT_ID",
    "productSecret":"YOUR_PRODUCT_SECRET",
    "deviceName":"YOUR_DEV_NAME",

    "key_deviceinfo":{    
        "deviceSecret":"YOUR_IOT_PSK"
    },

    "cert_deviceinfo":{
        "devCertFile":"YOUR_DEVICE_CERT_FILE_NAME",
        "devPrivateKeyFile":"YOUR_DEVICE_PRIVATE_KEY_FILE_NAME"
    },

    "subDev":{
        "sub_productId":"YOUR_SUBDEV_PRODUCT_ID",
        "sub_devName":"YOUR_SUBDEV_DEVICE_NAME"
    }
}