{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950241,-0.311515,0.000000,0.000000,0.173975,-0.530691,0.829518,0.000000,-0.257864,0.786585,0.561062,0.000000,-1646426.862092,5022241.222037,3558324.044054,1],    "boundingVolume": {    "region": [1.887533,0.595610,1.887633,0.595726,0.000000,8.603728]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1344026.b3dm"}}}