{
  "levels": {
    "1": {
      "waves": [
        { "count": 6,  "speed": 55,  "spawnInterval": 2800 },
        { "count": 9,  "speed": 80,  "spawnInterval": 2000 },
        { "count": 14, "speed": 110, "spawnInterval": 1400 }
      ],
      "interceptorSpeed": 420, "explosionRadius": 75,
      "maxCityDeaths": 3, "wavesToPass": 2
    },
    "2": {
      "waves": [
        { "count": 8,  "speed": 70,  "spawnInterval": 2200 },
        { "count": 12, "speed": 100, "spawnInterval": 1600 },
        { "count": 16, "speed": 130, "spawnInterval": 1100 }
      ],
      "interceptorSpeed": 420, "explosionRadius": 75,
      "maxCityDeaths": 2, "wavesToPass": 3
    }
  }
}
