{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949040,-0.315156,0.000000,0.000000,0.176088,-0.530260,0.829347,0.000000,-0.260824,0.785427,0.561315,0.000000,-1665326.295519,5014854.838844,3559935.431708,1],    "boundingVolume": {    "region": [1.891349,0.595921,1.891486,0.596027,0.000000,14.029451]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1374052.b3dm"}}}