{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950714,-0.310070,0.000000,0.000000,0.173407,-0.531689,0.828997,0.000000,-0.256505,0.786478,0.561835,0.000000,-1637754.659734,5021569.954534,3563236.923920,1],    "boundingVolume": {    "region": [1.885980,0.596518,1.886145,0.596687,0.000000,8.791633]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/2_1392413.b3dm"}}}