{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950083,-0.311997,0.000000,0.000000,0.174501,-0.531384,0.828964,0.000000,-0.258089,0.785924,0.561884,0.000000,-1647869.866078,5018034.592520,3563551.756433,1],    "boundingVolume": {    "region": [1.888022,0.596558,1.888160,0.596766,0.000000,8.673000]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1334265.b3dm"}}}