{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949427,-0.313987,0.000000,0.000000,0.175408,-0.530395,0.829405,0.000000,-0.259875,0.785803,0.561229,0.000000,-1659268.450137,5017253.870013,3559387.462653,1],    "boundingVolume": {    "region": [1.890137,0.595829,1.890236,0.595911,0.000000,7.942671]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7_1362044.b3dm"}}}