{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944281,-0.329141,0.000000,0.000000,0.183998,-0.527877,0.829150,0.000000,-0.272332,0.781301,0.561608,0.000000,-1738808.285484,4988517.147237,3561793.681703,1],    "boundingVolume": {    "region": [1.906132,0.596290,1.906247,0.596365,0.000000,8.794953]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_807710.b3dm"}}}