{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950232,-0.311544,0.000000,0.000000,0.174229,-0.531411,0.829003,0.000000,-0.257726,0.786085,0.561826,0.000000,-1645553.786600,5019061.425061,3563178.421912,1],    "boundingVolume": {    "region": [1.887538,0.596498,1.887690,0.596684,0.000000,8.804214]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1399098.b3dm"}}}