Format: (TBA)
   $event_len: 2Ex = 46
    $date_str: 4/10/2017
    $time_str: 00:00:00
$rec_type_idx: 10x = 16
 $source_name: !WV2   !
        $data: !CI=427 Lamp dim state=2 [SCATS=0].!
    $tail_len: 2Ex = 46