{
  "kind": "合成输入，非硬件实测",
  "topic": "MIDI 按钮松开后又触发一次，怎样统一 Note Off 与零力度 Note On",
  "data": {
    "sequences": [
      "90 3c 64 90 3c 00",
      "90 3c 64 80 3c 40"
    ]
  }
}