{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950495,-0.310740,0.000000,0.000000,0.173789,-0.531587,0.828983,0.000000,-0.257055,0.786283,0.561856,0.000000,-1641268.930450,5020327.587510,3563369.661767,1],    "boundingVolume": {    "region": [1.886719,0.596578,1.886817,0.596677,0.000000,11.083037]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/6_1328747.b3dm"}}}