{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896757,-0.442523,0.000000,0.000000,0.282686,-0.572853,0.769368,0.000000,-0.339527,0.688041,0.641343,0.000000,-2168539.325381,4394472.981041,4068796.252161,1],    "boundingVolume": {    "region": [2.029115,0.696191,2.029297,0.696304,0.000000,37.922148]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/7_470348.b3dm"}}}