{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949293,-0.314394,0.000000,0.000000,0.175635,-0.530321,0.829405,0.000000,-0.260211,0.785691,0.561230,0.000000,-1661413.923118,5016539.578345,3559393.409658,1],    "boundingVolume": {    "region": [1.890545,0.595818,1.890683,0.595924,0.000000,8.729292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_1362034.b3dm"}}}