{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896139,-0.443773,0.000000,0.000000,0.288241,-0.582064,0.760341,0.000000,-0.336460,0.679436,0.652044,0.000000,-2149049.641836,4339718.426297,4136873.617304,1],    "boundingVolume": {    "region": [2.030511,0.710224,2.030690,0.710329,0.000000,35.099684]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1785262.b3dm"}}}