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 ### MIDI Variables
 
-| Midi Event  | Parameter | Informations                            |
-|-------------|-----------|-----------------------------------------|
-| note        | id        | Note on, use case : [note:21]           |
-| cc          | id, range | Control change, use case : [cc:10,0,100]|
-
+| Midi Event  | Parameter | Informations                             |
+|-------------|-----------|------------------------------------------|
+| note        | id        | Note on, use case : [note:21]            |
+| cc          | id, range | Control change, use case : [cc:10,0,100] |
 
 ### Audio Variables
 
-| Audio Event | Parameter | Informations                            |
-|-------------|-----------|-----------------------------------------|
-| low         | range     | low energy, use case : [low,0,100]      |
-| lomi        | range     | lomi energy, use case : [lomi,0,100]    |
-| low         | range     | mid energy, use case : [mid,0,100]      |
-| mihi        | range     | mihi energy, use case : [mihi,0,100]    |
-| hi          | range     | High energy, use case : [hi,0,100]      |
-| loud        | range     | Volume meter, use case : [loud,0,100]   |
-| onset       | note      | Note, use case : [onset:A]              |
+| Audio Event | Parameter | Informations                             |
+|-------------|-----------|------------------------------------------|
+| low         | range     | low energy, use case : [low,0,100]       |
+| lomi        | range     | lomi energy, use case : [lomi,0,100]     |
+| low         | range     | mid energy, use case : [mid,0,100]       |
+| mihi        | range     | mihi energy, use case : [mihi,0,100]     |
+| hi          | range     | High energy, use case : [hi,0,100]       |
+| loud        | range     | Volume meter, use case : [loud,0,100]    |
+| onset       | note      | Note, use case : [onset:A]               |
+| attack      |           | Attack, use case : [attack]              |
 
 ## Range
 
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