如何在VB.net中获取JSON数组或对象的值？

Question

I have JSON file having following data. I just want to get the data of "naming" and "unit". Please assist me how to do this in VB.net?

[
        {
            "customerId": "999",
            "deviceId": "XXX999",
            "searchDeviceId": "D_XXX999",
            "utc": "2016-04-28T03:37:00.000Z",
            "lat": 22.5691,
            "lng": 120.3058,
            "sensors": [
                {
                    "naming": "ABC123",
                    "factor": null,
                    "unit": "k",
                    "period": null
                },
                {
                    "naming": "XYZ123",
                    "factor": null,
                    "unit": "c",
                    "period": null
                },
                .
                .
                .
                .
                .
            ]
        }
    ]