{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852967,-0.521965,0.000000,0.000000,0.269286,-0.440053,0.856644,0.000000,-0.446335,0.729377,0.518453,0.000000,-2849353.251000,4656257.650039,3287588.818324,1],    "boundingVolume": {    "region": [2.119903,0.544999,2.119996,0.545083,0.000000,46.592433]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_3408.b3dm"}}}