{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949408,-0.314045,0.000000,0.000000,0.175409,-0.530288,0.829474,0.000000,-0.259944,0.785853,0.561128,0.000000,-1659710.677565,5017568.167684,3558742.528432,1],    "boundingVolume": {    "region": [1.890198,0.595707,1.890296,0.595788,0.000000,8.352539]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1364586.b3dm"}}}