gistfile1.txt

$VAR1 = {
          'event_id' => 13882441,
          'message' => {
                         'speaker_id' => 'perl',
                         'icon_url' => 'http://www.gravatar.com/avatar/13549ac1be488ef864f5f923e2564cee.jpg',
                         'nickname' => 'perl bot',
                         'local_id' => undef,
                         'public_session_id' => '15b94a',
                         'room' => 'perl_jp',
                         'timestamp' => '2013-03-15T07:40:07Z',
                         'text' => 'hoge',
                         'id' => '14303929',
                         'type' => 'bot'
                       }
        };