{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858218,-0.513285,0.000000,0.000000,0.262576,-0.439030,0.859248,0.000000,-0.440260,0.736121,0.514099,0.000000,-2810527.245594,4699237.216500,3259925.821168,1],    "boundingVolume": {    "region": [2.109722,0.539894,2.109886,0.540019,0.000000,83.499081]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/3_333203.b3dm"}}}