{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950096,-0.311959,0.000000,0.000000,0.174492,-0.531429,0.828937,0.000000,-0.258049,0.785908,0.561924,0.000000,-1647611.327493,5017938.014751,3563805.576831,1],    "boundingVolume": {    "region": [1.887981,0.596606,1.888119,0.596815,0.000000,8.336264]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1333844.b3dm"}}}