{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950461,-0.310843,0.000000,0.000000,0.173808,-0.531452,0.829066,0.000000,-0.257166,0.786334,0.561733,0.000000,-1641978.009146,5020651.281824,3562592.090228,1],    "boundingVolume": {    "region": [1.886828,0.596430,1.886925,0.596529,0.000000,13.795383]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1389535.b3dm"}}}