{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949413,-0.314031,0.000000,0.000000,0.175219,-0.529742,0.829863,0.000000,-0.260056,0.786229,0.560549,0.000000,-1660417.157782,5019957.116448,3555066.788854,1],    "boundingVolume": {    "region": [1.890151,0.594916,1.890313,0.595182,0.000000,8.817220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1457293.b3dm"}}}