{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950756,-0.309942,0.000000,0.000000,0.173294,-0.531585,0.829088,0.000000,-0.256427,0.786599,0.561700,0.000000,-1637258.222804,5022342.465284,3562381.961685,1],    "boundingVolume": {    "region": [1.885845,0.596355,1.886010,0.596524,0.000000,8.812708]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/1_1385922.b3dm"}}}