{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897670,-0.440668,0.000000,0.000000,0.283006,-0.576503,0.766519,0.000000,-0.336842,0.686170,0.644754,0.000000,-2151420.286227,4382591.177771,4090495.157875,1],    "boundingVolume": {    "region": [2.027075,0.700667,2.027202,0.700736,0.000000,9.423700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/9_858981.b3dm"}}}