{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950390,-0.311060,0.000000,0.000000,0.173744,-0.530845,0.829468,0.000000,-0.257471,0.786660,0.561136,0.000000,-1643921.241335,5022724.843207,3558796.670065,1],    "boundingVolume": {    "region": [1.887054,0.595699,1.887154,0.595816,0.000000,8.747597]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/13_1424485.b3dm"}}}