{
  "type": "minecraft:add",
  "argument1": {
    "type": "minecraft:add",
    "argument1": -0.2,
    "argument2": {
      "type": "minecraft:mul",
      "argument1": 0.5,
      "argument2": {
        "type": "minecraft:noise",
        "noise": "tectonic:lava_tunnel/offset",
        "xz_scale": 1,
        "y_scale": 0
      }
    }
  },
  "argument2": {
    "type": "minecraft:add",
    "argument1": {
      "type": "minecraft:mul",
      "argument1": {
        "type": "minecraft:y_clamped_gradient",
        "from_y": -63,
        "to_y": -52,
        "from_value": 0.8,
        "to_value": 0
      },
      "argument2": {
        "type": "minecraft:add",
        "argument1": 0.8,
        "argument2": {
          "type": "minecraft:noise",
          "noise": "tectonic:lava_tunnel/offset",
          "xz_scale": 4,
          "y_scale": 0
        }
      }
    },
    "argument2": {
      "type": "minecraft:mul",
      "argument1": 16,
      "argument2": {
        "type": "minecraft:abs",
        "argument": {
          "type": "minecraft:shifted_noise",
          "noise": "tectonic:lava_tunnel/ridges",
          "xz_scale": 1,
          "y_scale": 0,
          "shift_x": {
            "type": "minecraft:mul",
            "argument1": 24,
            "argument2": {
              "type": "minecraft:noise",
              "noise": "tectonic:lava_tunnel/shift_x",
              "xz_scale": 1,
              "y_scale": 0
            }
          },
          "shift_y": 0,
          "shift_z": {
            "type": "minecraft:mul",
            "argument1": 24,
            "argument2": {
              "type": "minecraft:noise",
              "noise": "tectonic:lava_tunnel/shift_z",
              "xz_scale": 1,
              "y_scale": 0
            }
          }
        }
      }
    }
  }
}