{
  "format": 1,
  "generator": "flowrs 0.1.0",
  "nodes": [
    {
      "id": 0,
      "type_id": "audio.tone",
      "properties": {
        "frequency": "440",
        "waveform": "sine"
      },
      "position": [
        60.0,
        60.0
      ],
      "group": null
    },
    {
      "id": 1,
      "type_id": "dsp.filter.lowpass",
      "properties": {
        "cutoff": "4000"
      },
      "position": [
        280.0,
        60.0
      ],
      "group": null
    },
    {
      "id": 2,
      "type_id": "audio.pitch",
      "properties": {},
      "position": [
        500.0,
        60.0
      ],
      "group": null
    }
  ],
  "wires": [
    {
      "id": 0,
      "from_node": 0,
      "from_port": "audio",
      "to_node": 1,
      "to_port": "input",
      "mode": "Copy"
    },
    {
      "id": 1,
      "from_node": 1,
      "from_port": "output",
      "to_node": 2,
      "to_port": "audio",
      "mode": "Move"
    }
  ],
  "groups": [],
  "widgets": {
    "audio.pitch": "4292e0da3c503fb4",
    "audio.tone": "29e935f06edbbfc5",
    "dsp.filter.lowpass": "d1da9fe9a179a756"
  },
  "app": {
    "version": "1.0",
    "library": "flowrs-app@1",
    "source": "",
    "title": "Measure the pitch of a filtered tone"
  }
}