{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950649,-0.310267,0.000000,0.000000,0.173239,-0.530798,0.829604,0.000000,-0.256858,0.787005,0.560934,0.000000,-1640003.521019,5024919.378966,3557514.695268,1],    "boundingVolume": {    "region": [1.886216,0.595468,1.886325,0.595560,0.000000,8.809651]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10.b3dm"}}}