{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950201,-0.311639,0.000000,0.000000,0.173902,-0.530235,0.829825,0.000000,-0.258063,0.786845,0.560606,0.000000,-1647694.333762,5023891.628101,3555425.929925,1],    "boundingVolume": {    "region": [1.887664,0.595059,1.887763,0.595176,0.000000,8.814601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453337.b3dm"}}}