{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858028,-0.513603,0.000000,0.000000,0.263165,-0.439644,0.858753,0.000000,-0.440277,0.735530,0.514929,0.000000,-2810644.436943,4695477.388804,3265202.606676,1],    "boundingVolume": {    "region": [2.110093,0.540863,2.110257,0.540988,0.000000,52.421833]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_456106.b3dm"}}}