{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950766,-0.309911,0.000000,0.000000,0.173174,-0.531275,0.829312,0.000000,-0.256472,0.786821,0.561368,0.000000,-1637539.791566,5023757.200226,3560271.325190,1],    "boundingVolume": {    "region": [1.885823,0.595928,1.885968,0.596148,0.000000,8.652930]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1339497.b3dm"}}}