{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950235,-0.311535,0.000000,0.000000,0.174216,-0.531389,0.829020,0.000000,-0.257725,0.786103,0.561800,0.000000,-1645542.230942,5019179.620080,3563018.343365,1],    "boundingVolume": {    "region": [1.887529,0.596468,1.887680,0.596653,0.000000,8.770327]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1329944.b3dm"}}}