{
  "variants": {
    "active=false,facing=north": { "model": "forgecraft:firebox" },
    "active=false,facing=east":  { "model": "forgecraft:firebox", "y": 90 },
    "active=false,facing=south": { "model": "forgecraft:firebox", "y": 180 },
    "active=false,facing=west":  { "model": "forgecraft:firebox", "y": 270 },
    "active=true,facing=north": { "model": "forgecraft:firebox_lit" },
    "active=true,facing=east":  { "model": "forgecraft:firebox_lit", "y": 90 },
    "active=true,facing=south": { "model": "forgecraft:firebox_lit", "y": 180 },
    "active=true,facing=west":  { "model": "forgecraft:firebox_lit", "y": 270 }
  }
}