{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949218,-0.314619,0.000000,0.000000,0.175950,-0.530848,0.829001,0.000000,-0.260269,0.785244,0.561829,0.000000,-1661790.452499,5013692.149187,3563201.891205,1],    "boundingVolume": {    "region": [1.890801,0.596585,1.890902,0.596606,0.000000,11.086840]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/9_1418996.b3dm"}}}