{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896533,-0.442977,0.000000,0.000000,0.283407,-0.573581,0.768561,0.000000,-0.339516,0.687141,0.642313,0.000000,-2168477.879190,4388741.922635,4074968.440688,1],    "boundingVolume": {    "region": [2.029629,0.697438,2.029797,0.697587,0.000000,61.014776]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_934950.b3dm"}}}