{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944272,-0.329165,0.000000,0.000000,0.184012,-0.527873,0.829150,0.000000,-0.272352,0.781294,0.561608,0.000000,-1738935.042923,4988469.871256,3561797.982279,1],    "boundingVolume": {    "region": [1.906158,0.596291,1.906273,0.596366,0.000000,8.794953]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_807713.b3dm"}}}