{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949303,-0.314364,0.000000,0.000000,0.175554,-0.530130,0.829544,0.000000,-0.260230,0.785833,0.561023,0.000000,-1661535.174904,5017438.546925,3558078.327166,1],    "boundingVolume": {    "region": [1.890514,0.595568,1.890651,0.595674,0.000000,8.788001]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1366413.b3dm"}}}