{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896316,-0.443417,0.000000,0.000000,0.283824,-0.573718,0.768304,0.000000,-0.339739,0.686743,0.642621,0.000000,-2169902.976150,4386207.645313,4076924.803454,1],    "boundingVolume": {    "region": [2.030137,0.697855,2.030270,0.697974,0.000000,49.655558]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_540194.b3dm"}}}