{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949339,-0.314253,0.000000,0.000000,0.175353,-0.529730,0.829842,0.000000,-0.260233,0.786148,0.560580,0.000000,-1661548.211303,5019442.014738,3555264.321882,1],    "boundingVolume": {    "region": [1.890385,0.594954,1.890547,0.595219,0.000000,10.265112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1370095.b3dm"}}}