{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858235,-0.513257,0.000000,0.000000,0.262644,-0.439176,0.859152,0.000000,-0.440187,0.736052,0.514259,0.000000,-2810061.169057,4698803.480795,3260945.786866,1],    "boundingVolume": {    "region": [2.109689,0.540081,2.109854,0.540206,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_363293.b3dm"}}}