{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949056,-0.315107,0.000000,0.000000,0.176051,-0.530241,0.829367,0.000000,-0.260790,0.785460,0.561285,0.000000,-1665109.024989,5015062.569470,3559745.702455,1],    "boundingVolume": {    "region": [1.891297,0.595885,1.891435,0.595991,0.000000,11.406076]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/8_1374385.b3dm"}}}