{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950026,-0.312171,0.000000,0.000000,0.174498,-0.531048,0.829179,0.000000,-0.258301,0.786083,0.561564,0.000000,-1649218.163247,5019044.564419,3561518.794004,1],    "boundingVolume": {    "region": [1.888188,0.596173,1.888359,0.596378,0.000000,17.053839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1440085.b3dm"}}}