{
    "default_overlays": {
      "fluid_auto": "modern_industrialization:block/overlays/fluid_auto",
      "front": "modern_industrialization:block/machines/basic_growth_chamber/overlay_front",
      "front_active": "modern_industrialization:block/machines/basic_growth_chamber/overlay_front_active",
      "item_auto": "modern_industrialization:block/overlays/item_auto",
      "output": "modern_industrialization:block/overlays/output"
    }
  }