{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949972,-0.312335,0.000000,0.000000,0.174494,-0.530727,0.829386,0.000000,-0.258501,0.786235,0.561258,0.000000,-1650499.136847,5020012.423761,3559573.881181,1],    "boundingVolume": {    "region": [1.888361,0.595803,1.888532,0.596008,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433880.b3dm"}}}