{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949432,-0.313973,0.000000,0.000000,0.175247,-0.529935,0.829733,0.000000,-0.259967,0.786121,0.560742,0.000000,-1659850.101244,5019272.792228,3556289.378780,1],    "boundingVolume": {    "region": [1.890090,0.595148,1.890252,0.595414,0.000000,8.773383]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/14_1457379.b3dm"}}}