{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858217,-0.513286,0.000000,0.000000,0.262610,-0.439085,0.859209,0.000000,-0.440242,0.736087,0.514163,0.000000,-2810410.376250,4699021.089122,3260335.335565,1],    "boundingVolume": {    "region": [2.109724,0.539969,2.109888,0.540094,0.000000,96.260641]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_344653.b3dm"}}}