{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950371,-0.311120,0.000000,0.000000,0.174002,-0.531521,0.828981,0.000000,-0.257369,0.786178,0.561859,0.000000,-1643269.177857,5019656.525797,3563393.015765,1],    "boundingVolume": {    "region": [1.887092,0.596539,1.887243,0.596724,0.000000,8.805733]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1328688.b3dm"}}}