{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896835,-0.442366,0.000000,0.000000,0.282360,-0.572445,0.769792,0.000000,-0.339596,0.688482,0.640833,0.000000,-2168970.955426,4397280.625960,4065553.393772,1],    "boundingVolume": {    "region": [2.028940,0.695527,2.029123,0.695640,0.000000,45.106405]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_459730.b3dm"}}}