{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898350,-0.439280,0.000000,0.000000,0.283760,-0.580304,0.763366,0.000000,-0.334389,0.683843,0.648493,0.000000,-2135786.849060,4367796.784690,4114281.928140,1],    "boundingVolume": {    "region": [2.025527,0.705491,2.025659,0.705714,0.000000,26.077469]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/9_1832522.b3dm"}}}