{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949320,-0.314311,0.000000,0.000000,0.175528,-0.530150,0.829537,0.000000,-0.260185,0.785840,0.561034,0.000000,-1661243.684838,5017484.656672,3558148.935213,1],    "boundingVolume": {    "region": [1.890459,0.595581,1.890596,0.595688,0.000000,8.789943]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366263.b3dm"}}}