{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896435,-0.443174,0.000000,0.000000,0.283599,-0.573653,0.768436,0.000000,-0.339612,0.686953,0.642463,0.000000,-2169089.879255,4387548.086373,4075921.771194,1],    "boundingVolume": {    "region": [2.029849,0.697634,2.030017,0.697783,0.000000,58.366427]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/2_520051.b3dm"}}}