{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949139,-0.314859,0.000000,0.000000,0.175632,-0.529440,0.829968,0.000000,-0.260775,0.786102,0.560392,0.000000,-1665007.499511,5019147.845382,3554069.103984,1],    "boundingVolume": {    "region": [1.891057,0.594764,1.891152,0.594955,0.000000,8.765402]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/27_1379006.b3dm"}}}