<PackageReference Include="System.Text.Json" Version="5.0.0-preview.1.20120.5" />

ByteArrayConverter

sealed class ByteArrayConverter : JsonConverter<byte[]>
namespace System.Text.Json.Serialization.Converters { internal sealed class ByteArrayConverter : JsonConverter<byte[]> { public override byte[] Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) { return reader.GetBytesFromBase64(); } public override void Write(Utf8JsonWriter writer, byte[] value, JsonSerializerOptions options) { writer.WriteBase64StringValue(value); } } }