{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949120,-0.314914,0.000000,0.000000,0.175843,-0.529975,0.829581,0.000000,-0.260697,0.785718,0.560968,0.000000,-1664517.433418,5016702.251074,3557725.013769,1],    "boundingVolume": {    "region": [1.891093,0.595501,1.891231,0.595607,0.000000,6.513289]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/5_1366939.b3dm"}}}