{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943989,-0.329978,0.000000,0.000000,0.184236,-0.527055,0.829621,0.000000,-0.273181,0.781507,0.560909,0.000000,-1744225.616413,4989814.400982,3557354.919776,1],    "boundingVolume": {    "region": [1.907029,0.595426,1.907124,0.595541,0.000000,8.779496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/5_1274977.b3dm"}}}