{
  "levels": {
    "1": {
      "cols": 10, "rows": 4,
      "bugSpacingX": 120, "bugSpacingY": 70,
      "startX": 180, "startY": 100,
      "formationSpeed": 60, "formationStepDown": 30,
      "rightBound": 1540, "leftBound": 60,
      "bugFireInterval": 1800, "bugBulletSpeed": 280,
      "playerSpeed": 420, "playerBulletSpeed": 700,
      "dangerY": 720, "bugsToPass": 15
    },
    "2": {
      "cols": 10, "rows": 4,
      "bugSpacingX": 120, "bugSpacingY": 70,
      "startX": 180, "startY": 100,
      "formationSpeed": 85, "formationStepDown": 30,
      "rightBound": 1540, "leftBound": 60,
      "bugFireInterval": 1300, "bugBulletSpeed": 350,
      "playerSpeed": 420, "playerBulletSpeed": 700,
      "dangerY": 720, "bugsToPass": 28
    }
  }
}
