linker/linker.libs/jsonConverters/DateTimeConverter.cs

using System;
using System.Text.Json.Serialization;
using System.Text.Json;

namespace linker.libs.jsonConverters
{
    public sealed class DateTimeConverter : JsonConverter<DateTime>
    {
        public override DateTime Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
        {
            return DateTime.Parse(s: reader.GetString());
        }

        public override void Write(Utf8JsonWriter writer, DateTime value, JsonSerializerOptions options)
        {
            writer.WriteStringValue(value.ToString("yyyy-MM-dd HH:mm:ss"));
        }
    }
}