{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950260,-0.311458,0.000000,0.000000,0.173741,-0.530083,0.829955,0.000000,-0.257954,0.787019,0.560411,0.000000,-1647000.191345,5025000.345067,3554188.856551,1],    "boundingVolume": {    "region": [1.887474,0.594824,1.887573,0.594941,0.000000,8.790312]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1452010.b3dm"}}}