{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895906,-0.444244,0.000000,0.000000,0.283945,-0.572630,0.769071,0.000000,-0.340715,0.687119,0.641701,0.000000,-2176130.550973,4388593.677711,4071072.953022,1],    "boundingVolume": {    "region": [2.031073,0.696660,2.031181,0.696768,0.000000,18.356051]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_619473.b3dm"}}}