{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898684,-0.438598,0.000000,0.000000,0.283261,-0.580399,0.763479,0.000000,-0.333920,0.684199,0.648359,0.000000,-2132787.812681,4370067.478433,4113432.083510,1],    "boundingVolume": {    "region": [2.024751,0.705368,2.024917,0.705487,0.000000,18.561008]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7_1831760.b3dm"}}}