{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898755,-0.438452,0.000000,0.000000,0.283249,-0.580614,0.763320,0.000000,-0.333739,0.684109,0.648547,0.000000,-2131634.556306,4369498.390686,4114626.209022,1],    "boundingVolume": {    "region": [2.024589,0.705614,2.024755,0.705733,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1832919.b3dm"}}}