{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949226,-0.314595,0.000000,0.000000,0.175719,-0.530195,0.829467,0.000000,-0.260398,0.785696,0.561137,0.000000,-1662604.642772,5016565.719604,3558804.496519,1],    "boundingVolume": {    "region": [1.890758,0.595706,1.890895,0.595812,0.000000,9.160634]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/7_1364310.b3dm"}}}