{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949283,-0.314423,0.000000,0.000000,0.175786,-0.530719,0.829118,0.000000,-0.260145,0.785409,0.561656,0.000000,-1660993.945381,5014743.331822,3562101.272345,1],    "boundingVolume": {    "region": [1.890596,0.596345,1.890695,0.596427,0.000000,7.857321]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1417284.b3dm"}}}