{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949848,-0.312711,0.000000,0.000000,0.174690,-0.530615,0.829416,0.000000,-0.258822,0.786162,0.561213,0.000000,-1652543.695222,5019544.198700,3559287.493849,1],    "boundingVolume": {    "region": [1.888765,0.595767,1.888919,0.595935,0.000000,20.833144]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1352490.b3dm"}}}