using System;

using System.Text.Json;

public class Program

{

    public static readonly string data = @"[{""name"": ""Joe"",""id"": 1},{""name"": ""Melinda"", ""id"": 2 }]";

    public static void Main()

    {

        JsonSerializerOptions jso = new JsonSerializerOptions(){ PropertyNameCaseInsensitive = true };

        var sensors = JsonSerializer.Deserialize<Sensor[]>(data, jso);

        foreach( var sensor in sensors )

        {

            Console.WriteLine($"{sensor.Id:#0} : {sensor.Name}");

        }

    }

}

​

public class Sensor

{

    public int Id {get; set;}

    public string Name {get; set;}

}