{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949113,-0.314934,0.000000,0.000000,0.175962,-0.530295,0.829352,0.000000,-0.260642,0.785492,0.561309,0.000000,-1664164.966635,5015270.585694,3559893.109358,1],    "boundingVolume": {    "region": [1.891115,0.595913,1.891253,0.596019,0.000000,17.644930]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_1361267.b3dm"}}}