{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898767,-0.438427,0.000000,0.000000,0.283227,-0.580611,0.763331,0.000000,-0.333724,0.684129,0.648534,0.000000,-2131540.124900,4369621.339274,4114545.108875,1],    "boundingVolume": {    "region": [2.024561,0.705598,2.024726,0.705717,0.000000,12.192128]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1832711.b3dm"}}}