{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949973,-0.312332,0.000000,0.000000,0.174491,-0.530724,0.829388,0.000000,-0.258500,0.786239,0.561254,0.000000,-1650486.510901,5020034.953944,3559548.134924,1],    "boundingVolume": {    "region": [1.888358,0.595798,1.888529,0.596003,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433833.b3dm"}}}