{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950486,-0.310768,0.000000,0.000000,0.173780,-0.531506,0.829037,0.000000,-0.257095,0.786327,0.561776,0.000000,-1641524.357821,5020605.549673,3562863.753921,1],    "boundingVolume": {    "region": [1.886749,0.596482,1.886847,0.596580,0.000000,12.809321]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1330271.b3dm"}}}