{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949467,-0.313868,0.000000,0.000000,0.175529,-0.530984,0.829003,0.000000,-0.259649,0.785451,0.561826,0.000000,-1657830.625189,5015015.982004,3563183.603057,1],    "boundingVolume": {    "region": [1.890010,0.596581,1.890112,0.596603,0.000000,6.802257]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/9_1411711.b3dm"}}}