{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942601,-0.333921,0.000000,0.000000,0.187114,-0.528190,0.828253,0.000000,-0.275986,0.779060,0.562936,0.000000,-1762145.466222,4974230.496546,3570238.121339,1],    "boundingVolume": {    "region": [1.911194,0.597903,1.911319,0.597965,0.000000,8.723485]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/20_1285580.b3dm"}}}