{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950190,-0.311672,0.000000,0.000000,0.173964,-0.530362,0.829730,0.000000,-0.258060,0.786745,0.560746,0.000000,-1647679.590163,5023260.094701,3556318.945047,1],    "boundingVolume": {    "region": [1.887698,0.595228,1.887798,0.595345,0.000000,8.805401]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/8_1454475.b3dm"}}}