convert_value

# File activesupport/lib/active_support/hash_with_indifferent_access.rb, line 156
      def convert_value(value)
        if value.is_a? Hash
          value.nested_under_indifferent_access
        elsif value.is_a?(Array)
          value.dup.replace(value.map { |e| convert_value(e) })
        else
          value
        end
      end