{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951053,-0.309028,0.000000,0.000000,0.172513,-0.530921,0.829676,0.000000,-0.255854,0.787409,0.560827,0.000000,-1633593.989701,5027494.995068,3556829.309197,1],    "boundingVolume": {    "region": [1.884894,0.595274,1.885040,0.595494,0.000000,8.766907]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_1448647.b3dm"}}}