Сформировать файл, содержащий информацию о бытовых холодильниках

using Newtonsoft.Json;
class Program
{
    static void Main()
    {
        List<Fridge> fridges = new()
        {
            new Fridge("Name1", "Manufacturer1", 32000.00m, 50.00f),
            new Fridge("Name2", "Manufacturer2", 56000.00m, 50.00f),
            new Fridge("Name3", "Manufacturer3", 76000.00m, 50.00f)
        };
        //Serialize
        var serializer = new JsonSerializer();
        using (StreamWriter fs = new StreamWriter("fridges.json"))
        {
            using (var jsonTextWriter = new JsonTextWriter(fs))
            {
                serializer.Serialize(fs, fridges);
            }
        }
        //DeSerialize
        List<Fridge> fridges2;
        using (StreamReader file = File.OpenText(@"fridges.json"))
        {
            fridges2 = (List<Fridge>)serializer.Deserialize(file, typeof(List<Fridge>))!;
        }
        foreach (Fridge fridge in fridges2.Where(e => e.Price > 50_000))
        {
            Console.WriteLine(fridge);
        }
 
    }
}
public class Fridge
{
    public Fridge(string name, string manufacturer, decimal price, float volume) => (Name, Manufacturer, Price, Volume) = (name, manufacturer, price, volume);
    public string? Name { get; set; }
    public string? Manufacturer { get; set; }
    public decimal Price { get; set; }
    public float Volume { get; set; }
    public override string ToString() => $"Name - {Name}, Manufacturer - {Manufacturer}, Price - {Price}, Volume - {Volume}.";
}