{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948726,-0.316100,0.000000,0.000000,0.176410,-0.529466,0.829787,0.000000,-0.261745,0.785587,0.560662,0.000000,-1671206.175911,5015863.010776,3555785.174777,1],    "boundingVolume": {    "region": [1.892365,0.595074,1.892461,0.595297,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179389.b3dm"}}}