{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950255,-0.311472,0.000000,0.000000,0.173764,-0.530129,0.829921,0.000000,-0.257955,0.786983,0.560462,0.000000,-1647006.862350,5024768.373622,3554511.535195,1],    "boundingVolume": {    "region": [1.887489,0.594885,1.887588,0.595002,0.000000,8.821118]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1452566.b3dm"}}}