{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950743,-0.309980,0.000000,0.000000,0.173068,-0.530820,0.829625,0.000000,-0.256627,0.787103,0.560902,0.000000,-1638529.210457,5025545.157836,3557311.451050,1],    "boundingVolume": {    "region": [1.885911,0.595418,1.886026,0.595533,0.000000,8.431757]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/10_1448787.b3dm"}}}