using System;

using System.Text.Json;

using System.Text.Json.Serialization;

public class Program

{

    public static void Main()

    {

        string json = @"

            {

              ""code"": ""A"",

              ""name"": ""Agilent Technologies, Inc"",

              ""exchange_short_name"": ""US"",

              ""date"": ""2021-03-24"",

              ""MarketCapitalization"": 36589658112,

              ""open"": 122.12,

              ""high"": 122.9599,

              ""low"": 120.74,

              ""close"": 120.84,

              ""adjusted_close"": 120.84,

              ""volume"": 1387135,

              ""ema_50d"": 121.629,

              ""ema_200d"": 107.026,

              ""hi_250d"": 130.12,

              ""lo_250d"": 68.539,

              ""avgvol_14d"": 1835100.5,

              ""avgvol_50d"": 1743192.92,

              ""avgvol_200d"": 1549351

            }";

        var options = new JsonSerializerOptions

        {

            IgnoreNullValues = true,

            PropertyNameCaseInsensitive = true

        };

        var stock = JsonSerializer.Deserialize<Stock>(json, options);

        foreach (var prop in typeof(Stock).GetProperties())

        {

            Console.WriteLine($"{prop.Name}: {prop.GetValue(stock)}");

        }

    }

}

​

public class Stock

{

    [JsonPropertyName("code")]

    public string Symbol { get; set; }

    [JsonPropertyName("exchange_short_name")]

    public string ExchangeShortName { get; set; }

    [JsonPropertyName("MarketCapitalization")]

    public long MarketCapitalization { get; set; }

    public double Open { get; set; }

    public double Close { get; set; }

    public double High { get; set; }

    public double Low { get; set; }

    [JsonPropertyName("adjusted_close")]

    public double AdjustedClose { get; set; }

    public long Volume { get; set; }

    [JsonPropertyName("ema_50d")]

    public double Ema_50d { get; set; }

    [JsonPropertyName("ema_200d")]

    public double Ema_200d { get; set; }

    [JsonPropertyName("hi_250d")]

    public double High_250d { get; set; }

    [JsonPropertyName("lo_250d")]

    public double Low_250d { get; set; }

    [JsonPropertyName("avgvol_14d")]

    public double AvgVol_14d { get; set; }

    [JsonPropertyName("avgvol_50d")]

    public double AvgVol_50d { get; set; }

    [JsonPropertyName("avgvol_200d")]

    public double AvgVol_200d { get; set; }

}

​

​