{
  "type": "minecraft:add",
  "argument1": {
    "type": "minecraft:y_clamped_gradient",
    "from_y": 1,
    "to_y": 256,
    "from_value": 6,
    "to_value": -7
  },
  "argument2": {
    "type": "minecraft:noise",
    "noise": "minecraft:gravel",
    "xz_scale": -50,
    "y_scale": -10
  }
}
