{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949544,-0.313634,0.000000,0.000000,0.174997,-0.529812,0.829865,0.000000,-0.259728,0.786340,0.560546,0.000000,-1658323.571996,5020664.582502,3555045.088668,1],    "boundingVolume": {    "region": [1.889733,0.594912,1.889895,0.595178,0.000000,8.804776]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1370801.b3dm"}}}