{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949276,-0.314444,0.000000,0.000000,0.175855,-0.530887,0.828996,0.000000,-0.260123,0.785286,0.561837,0.000000,-1660858.042259,5013965.102301,3563252.207194,1],    "boundingVolume": {    "region": [1.890617,0.596594,1.890718,0.596616,0.000000,12.399853]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/9_1419685.b3dm"}}}