{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858173,-0.513361,0.000000,0.000000,0.262945,-0.439558,0.858865,0.000000,-0.440128,0.735750,0.514741,0.000000,-2809689.328805,4696883.938575,3264009.462019,1],    "boundingVolume": {    "region": [2.109811,0.540644,2.109976,0.540769,0.000000,73.722900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_425021.b3dm"}}}