{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950882,-0.309553,0.000000,0.000000,0.172849,-0.530957,0.829583,0.000000,-0.256260,0.787178,0.560965,0.000000,-1636187.108621,5026025.425271,3557708.252454,1],    "boundingVolume": {    "region": [1.885446,0.595441,1.885592,0.595661,0.000000,8.812425]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1448882.b3dm"}}}