{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949839,-0.312740,0.000000,0.000000,0.174818,-0.530951,0.829174,0.000000,-0.258769,0.785923,0.561573,0.000000,-1652210.931694,5018023.440868,3561570.205078,1],    "boundingVolume": {    "region": [1.888787,0.596183,1.888958,0.596388,0.000000,29.576520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1440628.b3dm"}}}