DocumentValueConverter
constructor(numberValueConverter: ValueConverter<Number> = NumberValueConverters.Auto, stringValueConverter: ValueConverter<String> = StringValueConverter, booleanValueConverter: ValueConverter<Boolean> = BooleanValueConverter, nullValueConverter: ValueConverter<Nothing?> = NullValueConverter, attributeValueListValueConverter: ValueConverter<List<AttributeValue>> = AttributeValueListValueConverter, attributeValueMapValueConverter: ValueConverter<Map<String, AttributeValue>> = AttributeValueMapValueConverter)