{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949278,-0.314439,0.000000,0.000000,0.175851,-0.530888,0.828996,0.000000,-0.260119,0.785288,0.561837,0.000000,-1660828.571183,5013977.626202,3563248.346972,1],    "boundingVolume": {    "region": [1.890611,0.596593,1.890712,0.596615,0.000000,12.399853]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/9_1419623.b3dm"}}}