{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898366,-0.439248,0.000000,0.000000,0.284023,-0.580895,0.762819,0.000000,-0.334123,0.683361,0.649138,0.000000,-2134095.505246,4364729.621341,4118384.884840,1],    "boundingVolume": {    "region": [2.025507,0.706413,2.025608,0.706488,0.000000,7.415312]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1818271.b3dm"}}}