# File lib/json/add/core.rb, line 11
  def self.json_create(object)
    at(*object.values_at('s', 'u'))
  end

# File lib/json/add/core.rb, line 15
  def to_json(*args)
    {
      'json_class' => self.class.name,
      's' => tv_sec,
      'u' => tv_usec,
    }.to_json(*args)
  end