{
  "initialized": true,
  "bpm": 100,
  "midiClock": true,
  "tabSync": false,
  "blink": false,
  "started": false,
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  "stopped": false,
  "mute": true,
  "volume": 0.5,
  "progress": 0,
  "position": "0:0:0",
  "ticks": 0,
  "hz": "1.67",
  "note": "A",
  "tune": "A4",
  "pitch": -96.49813932990398,
  "digit": 0,
  "color": "hsla(0,100%,32%,1)"
}

 
 {
  "channel": 0,
  "controlChanges": {},
  "pitchBends": [],
  "instrument": {
    "family": "piano",
    "number": 0,
    "name": "acoustic grand piano"
  },
  "name": "",
  "notes": []
}
0
{
  "pitch": 0,
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  "velocity": 0
}