{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897780,-0.440444,0.000000,0.000000,0.282833,-0.576513,0.766576,0.000000,-0.336696,0.686306,0.644686,0.000000,-2150489.112033,4383454.165354,4090062.994834,1],    "boundingVolume": {    "region": [2.026826,0.700578,2.026953,0.700647,0.000000,24.262693]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7_858313.b3dm"}}}