{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950228,-0.311555,0.000000,0.000000,0.173037,-0.527755,0.831584,0.000000,-0.258546,0.788551,0.557979,0.000000,-1650762.095599,5034738.631977,3538732.371862,1],    "boundingVolume": {    "region": [1.887622,0.591916,1.887630,0.591981,0.000000,6.975921]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/28.b3dm"}}}