{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896523,-0.442998,0.000000,0.000000,0.283564,-0.573867,0.768289,0.000000,-0.339411,0.686888,0.642639,0.000000,-2167807.649078,4387133.029657,4077042.993207,1],    "boundingVolume": {    "region": [2.029651,0.697864,2.029820,0.698013,0.000000,47.265181]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_505867.b3dm"}}}