{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950439,-0.310910,0.000000,0.000000,0.173667,-0.530891,0.829454,0.000000,-0.257344,0.786688,0.561156,0.000000,-1643105.994077,5022900.938056,3558923.769751,1],    "boundingVolume": {    "region": [1.886897,0.595724,1.886997,0.595840,0.000000,8.793385]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_1424754.b3dm"}}}