{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897908,-0.440182,0.000000,0.000000,0.282524,-0.576308,0.766844,0.000000,-0.336615,0.686645,0.644367,0.000000,-2149964.904527,4385617.390069,4088032.785727,1],    "boundingVolume": {    "region": [2.026535,0.700161,2.026661,0.700230,0.000000,47.936209]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/1_883595.b3dm"}}}