{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949298,-0.314379,0.000000,0.000000,0.175411,-0.529670,0.829868,0.000000,-0.260346,0.786138,0.560542,0.000000,-1662269.063138,5019378.165704,3555019.147115,1],    "boundingVolume": {    "region": [1.890518,0.594907,1.890680,0.595173,0.000000,12.174147]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1370950.b3dm"}}}