{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893948,-0.448171,0.000000,0.000000,0.288787,-0.576031,0.764716,0.000000,-0.341765,0.681705,0.646897,0.000000,-2182883.307203,4354110.291250,4104126.766248,1],    "boundingVolume": {    "region": [2.035431,0.703426,2.035597,0.703589,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1870354.b3dm"}}}