{
  "version": 1,
  "frameWidth": 16,
  "frameHeight": 16,
  "margin": 0,
  "spacing": 0,
  "mappings": [
    {
      "from": "#ff0000",
      "to": "#0000ff"
    },
    {
      "from": "#0000ff",
      "to": "#ff0000"
    }
  ]
}