{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949419,-0.314013,0.000000,0.000000,0.175457,-0.530493,0.829333,0.000000,-0.259873,0.785727,0.561337,0.000000,-1659258.401237,5016766.688728,3560074.141910,1],    "boundingVolume": {    "region": [1.890164,0.595960,1.890263,0.596041,0.000000,13.484208]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1360694.b3dm"}}}