{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950456,-0.310858,0.000000,0.000000,0.173973,-0.531926,0.828727,0.000000,-0.257073,0.786006,0.562235,0.000000,-1641383.729965,5018564.642133,3565783.022508,1],    "boundingVolume": {    "region": [1.886844,0.597037,1.886941,0.597136,0.000000,8.752753]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1383868.b3dm"}}}