$path$ = Track's path
$track_id$ = Track's Database ID 
$artist$ = Track Artist
$title$ = Track Title
$album$ = Track Album
$album_cover$ = Track's cover image name (if any)
$year$ = Release year
$track_no$ = Track's Number
$disc_no$ = Track's Disc
$bpm$ = Track's Beat per Minute
$rotation_name$ = Current rotation's name
$rotation_id$ = Current rotation's ID

$listeners$ = Current listeners count
$duration$ = Track Duration (formatted string)
$durationinSeconds$ = Track duration in seconds

$track-type$ = Track type ID (See the list at the end)
$subcat-id$ = The ID of the track's subcategory.
$genre-id$ = The ID of the track's genre.

$station_name$ = Station's Name
$station_slogan$ = Station's Slogan

$request_username$
$request_message$

$now-hour$ = Current hour
$now-minute$ = Current minute
$now-second$ = Current second
$now-year$  = Current year
$now-month$ = Current month
$now-day$ = Current day
$now-shorttime$ = Current short time
$now-longtime$ = Current long time
$now-shortdate$ = Current short date
$now-longdate$ = Current long date

----------------------------------------------
================== INFO ======================
----------------------------------------------

TRACK TYPES LIST:
Music = 0
Jingle = 1
Sweeper = 2
Voiceover = 3
Commercial = 4
InternetStream = 5
Other = 6
VDF = 7
Podcast = 8
Request = 9
News = 10
PlaylistEvent = 11
FileByDate = 12
NewestFromFolder = 13
Teaser = 14