[
  {
    "id": "Concrete034",
    "source": "https://ambientcg.com/a/Concrete034",
    "license": "CC0",
    "size_m": [
      1.1,
      0.55
    ],
    "maps": {
      "Color": "Concrete034_Color.jpg",
      "NormalGL": "Concrete034_NormalGL.jpg",
      "Roughness": "Concrete034_Roughness.jpg"
    }
  },
  {
    "id": "Wood049",
    "source": "https://ambientcg.com/a/Wood049",
    "license": "CC0",
    "size_m": [
      0.8,
      0.8
    ],
    "maps": {
      "Color": "Wood049_Color.jpg",
      "NormalGL": "Wood049_NormalGL.jpg",
      "Roughness": "Wood049_Roughness.jpg"
    }
  },
  {
    "id": "Metal032",
    "source": "https://ambientcg.com/a/Metal032",
    "license": "CC0",
    "size_m": [
      0.0,
      0.0
    ],
    "maps": {
      "Color": "Metal032_Color.jpg",
      "NormalGL": "Metal032_NormalGL.jpg",
      "Roughness": "Metal032_Roughness.jpg"
    }
  },
  {
    "id": "Asphalt012",
    "source": "https://ambientcg.com/a/Asphalt012",
    "license": "CC0",
    "size_m": [
      0.0,
      0.0
    ],
    "maps": {
      "Color": "Asphalt012_Color.jpg",
      "NormalGL": "Asphalt012_NormalGL.jpg",
      "Roughness": "Asphalt012_Roughness.jpg"
    }
  }
]