{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949308,-0.314347,0.000000,0.000000,0.175535,-0.530106,0.829563,0.000000,-0.260223,0.785856,0.560994,0.000000,-1661487.483734,5017584.843337,3557895.521258,1],    "boundingVolume": {    "region": [1.890497,0.595533,1.890634,0.595640,0.000000,8.819391]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366811.b3dm"}}}