{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949407,-0.314048,0.000000,0.000000,0.175482,-0.530505,0.829319,0.000000,-0.259898,0.785704,0.561357,0.000000,-1659415.149842,5016623.424048,3560202.099399,1],    "boundingVolume": {    "region": [1.890201,0.595984,1.890299,0.596066,0.000000,13.484208]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1360330.b3dm"}}}