{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858261,-0.513213,0.000000,0.000000,0.262533,-0.439042,0.859255,0.000000,-0.440203,0.736163,0.514087,0.000000,-2810159.946755,4699510.455800,3259849.090939,1],    "boundingVolume": {    "region": [2.109639,0.539880,2.109803,0.540005,0.000000,78.074233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/3_330447.b3dm"}}}