{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949244,-0.314541,0.000000,0.000000,0.175797,-0.530533,0.829235,0.000000,-0.260279,0.785489,0.561483,0.000000,-1661847.825779,5015248.643237,3560998.851235,1],    "boundingVolume": {    "region": [1.890700,0.596123,1.890838,0.596230,0.000000,8.580261]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/11_1445730.b3dm"}}}