{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858343,-0.513077,0.000000,0.000000,0.262541,-0.439213,0.859165,0.000000,-0.440039,0.736155,0.514238,0.000000,-2809117.509961,4699460.618951,3260812.767190,1],    "boundingVolume": {    "region": [2.109480,0.540057,2.109644,0.540182,0.000000,53.638766]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/5_225544.b3dm"}}}