convert_value_to_parameters

# File actionpack/lib/action_controller/metal/strong_parameters.rb, line 459
      def convert_value_to_parameters(value)
        if value.is_a?(Array) && !converted_arrays.member?(value)
          converted = value.map { |_| convert_value_to_parameters(_) }
          converted_arrays << converted
          converted
        elsif value.is_a?(Parameters) || !value.is_a?(Hash)
          value
        else
          self.class.new(value)
        end
      end