{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949987,-0.312289,0.000000,0.000000,0.174468,-0.530734,0.829387,0.000000,-0.258463,0.786249,0.561257,0.000000,-1650253.414775,5020099.978711,3559564.394274,1],    "boundingVolume": {    "region": [1.888312,0.595801,1.888483,0.596006,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433859.b3dm"}}}