public virtual MetadataTypesConfig GetTypesConfigForMetadata(IRequest req)
{
var typesConfig = new NativeTypesFeature().MetadataTypesConfig;
typesConfig.IgnoreTypesInNamespaces.Clear();
typesConfig.IgnoreTypes.Add(typeof(ResponseStatus));
typesConfig.IgnoreTypes.Add(typeof(ResponseError));
return typesConfig;
}