{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950342,-0.311209,0.000000,0.000000,0.173780,-0.530675,0.829569,0.000000,-0.257627,0.786717,0.560986,0.000000,-1644911.294256,5023080.800335,3557843.093848,1],    "boundingVolume": {    "region": [1.887211,0.595518,1.887311,0.595635,0.000000,8.778218]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1456096.b3dm"}}}