{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950763,-0.309919,0.000000,0.000000,0.173414,-0.531995,0.828800,0.000000,-0.256318,0.786329,0.562128,0.000000,-1636565.011936,5020626.804873,3565099.504456,1],    "boundingVolume": {    "region": [1.885821,0.596872,1.885986,0.597041,0.000000,8.033289]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1323558.b3dm"}}}