@Deprecated
    public Retrofit2ConverterFactory setSerializerFeatures(SerializerFeature[] features) {
        fastJsonConfig.setSerializerFeatures(features);
        return this;
    }
Sets serializer features.

@param features the features
@return the serializer features
@see FastJsonConfig#setSerializerFeatures(SerializerFeature...)
@deprecated
src/main/java/com/alibaba/fastjson/support/retrofit/Retrofit2ConverterFactory.java