{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897834,-0.440333,0.000000,0.000000,0.282785,-0.576595,0.766532,0.000000,-0.336592,0.686307,0.644739,0.000000,-2149821.951549,4383464.121990,4090400.761355,1],    "boundingVolume": {    "region": [2.026703,0.700647,2.026829,0.700716,0.000000,12.902110]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/8_858698.b3dm"}}}