{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897768,-0.440468,0.000000,0.000000,0.282838,-0.576485,0.766595,0.000000,-0.336723,0.686314,0.644663,0.000000,-2150661.859508,4383504.353597,4089919.340283,1],    "boundingVolume": {    "region": [2.026853,0.700548,2.026980,0.700617,0.000000,35.167208]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_393984.b3dm"}}}