Json.NET Hana Decimal to decimal converter

HanaDecimalJsonConverter.cs

    using System;
    using Newtonsoft.Json;
    using Sap.Data.Hana;

    public class HanaDecimalJsonConverter : JsonConverter
    {
        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
        {
            if (value == null) return;

            writer.WriteValue(((HanaDecimal)value).ToDecimal());
        }

        public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
        {
            return null;
        }

        public override bool CanWrite => true;

        public override bool CanRead => false;

        public override bool CanConvert(Type objectType)
        {
            return typeof(HanaDecimal) == objectType;
        }
    }