{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898462,-0.439051,0.000000,0.000000,0.283837,-0.580836,0.762933,0.000000,-0.334023,0.683537,0.649003,0.000000,-2133456.562263,4365853.312924,4117530.536737,1],    "boundingVolume": {    "region": [2.025288,0.706236,2.025388,0.706311,0.000000,9.337569]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/2_1817753.b3dm"}}}