{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950471,-0.310814,0.000000,0.000000,0.173795,-0.531467,0.829059,0.000000,-0.257140,0.786335,0.561744,0.000000,-1641807.391263,5020659.821203,3562658.242192,1],    "boundingVolume": {    "region": [1.886797,0.596443,1.886894,0.596541,0.000000,13.795383]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1389711.b3dm"}}}