{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897793,-0.440417,0.000000,0.000000,0.282883,-0.576660,0.766447,0.000000,-0.336618,0.686199,0.644840,0.000000,-2149991.875387,4382777.606063,4091042.717389,1],    "boundingVolume": {    "region": [2.026796,0.700779,2.026922,0.700848,0.000000,7.846872]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_393845.b3dm"}}}