{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896909,-0.442216,0.000000,0.000000,0.282386,-0.572741,0.769562,0.000000,-0.339378,0.688332,0.641110,0.000000,-2167583.159773,4396326.193354,4067313.496631,1],    "boundingVolume": {    "region": [2.028772,0.695888,2.028955,0.696000,0.000000,51.727652]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/4_451137.b3dm"}}}