{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949310,-0.314342,0.000000,0.000000,0.175543,-0.530137,0.829542,0.000000,-0.260212,0.785837,0.561026,0.000000,-1661419.265953,5017463.598439,3558096.999437,1],    "boundingVolume": {    "region": [1.890491,0.595572,1.890629,0.595678,0.000000,8.789943]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366369.b3dm"}}}