class MultiJson::Adapters::Nsjsonserialization

def load(string, options = {})
  data = string.dataUsingEncoding(NSUTF8StringEncoding)
  object = NSJSONSerialization.JSONObjectWithData(data, :options => NSJSONReadingMutableContainers | NSJSONReadingMutableLeaves, :error => nil)
  if object
    object = symbolize_keys(object) if options[:symbolize_keys]
    object
  else
    super(string, options)
  end
end