{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949275,-0.314448,0.000000,0.000000,0.175768,-0.530619,0.829186,0.000000,-0.260186,0.785467,0.561555,0.000000,-1661258.232978,5015115.591674,3561458.213059,1],    "boundingVolume": {    "region": [1.890622,0.596223,1.890720,0.596305,0.000000,8.101926]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1358441.b3dm"}}}