{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858190,-0.513331,0.000000,0.000000,0.262653,-0.439105,0.859186,0.000000,-0.440268,0.736043,0.514202,0.000000,-2810580.682024,4698745.561669,3260583.940066,1],    "boundingVolume": {    "region": [2.109776,0.540015,2.109941,0.540140,0.000000,96.260641]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_351693.b3dm"}}}