{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949461,-0.313884,0.000000,0.000000,0.175534,-0.530969,0.829012,0.000000,-0.259665,0.785455,0.561814,0.000000,-1657931.652073,5015040.661679,3563102.407879,1],    "boundingVolume": {    "region": [1.890027,0.596566,1.890128,0.596587,0.000000,6.333456]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/8_1337650.b3dm"}}}