{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950373,-0.311112,0.000000,0.000000,0.173878,-0.531155,0.829241,0.000000,-0.257444,0.786429,0.561473,0.000000,-1643747.356598,5021252.445464,3560939.667470,1],    "boundingVolume": {    "region": [1.887084,0.596073,1.887235,0.596258,0.000000,8.819076]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1431758.b3dm"}}}