{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950202,-0.311634,0.000000,0.000000,0.173897,-0.530228,0.829830,0.000000,-0.258060,0.786852,0.560597,0.000000,-1647679.004756,5023935.640280,3555371.211769,1],    "boundingVolume": {    "region": [1.887659,0.595048,1.887758,0.595165,0.000000,8.814601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453240.b3dm"}}}