# File lib/omniauth/strategies/oauth2/foursquare.rb, line 20
      def auth_hash
        OmniAuth::Utils.deep_merge(
          super, {
            'uid' => user_data['response']['user']['id'],
            'user_info' => user_info,
            'extra' => {
              'user_hash' => user_data['response']['user'],
            },
          }
        )
      end