{
  "default_overlays": {
    "fluid_auto": "modern_industrialization:block/overlays/fluid_auto",
    "front": "modern_industrialization:block/machines/furnace/steel_overlay_front",
    "front_active": "modern_industrialization:block/machines/furnace/steel_overlay_front_active",
    "side": "modern_industrialization:block/machines/furnace/steel_overlay_side",
    "side_active": "modern_industrialization:block/machines/furnace/steel_overlay_side_active",
    "back": "modern_industrialization:block/machines/furnace/steel_overlay_back",
    "top": "modern_industrialization:block/machines/furnace/steel_overlay_top",
    "item_auto": "modern_industrialization:block/overlays/item_auto",
    "output": "modern_industrialization:block/overlays/output"
  }
}