{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950590,-0.310448,0.000000,0.000000,0.173371,-0.530861,0.829536,0.000000,-0.256986,0.786891,0.561035,0.000000,-1640823.633524,5024194.594366,3558155.822446,1],    "boundingVolume": {    "region": [1.886403,0.595579,1.886518,0.595693,0.000000,8.728324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/11_1423975.b3dm"}}}