{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942808,-0.333335,0.000000,0.000000,0.186936,-0.528732,0.827948,0.000000,-0.275399,0.778941,0.563388,0.000000,-1758402.975650,4973478.959714,3573109.805507,1],    "boundingVolume": {    "region": [1.910573,0.598450,1.910698,0.598512,0.000000,8.728922]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/29_1284400.b3dm"}}}