{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949291,-0.314398,0.000000,0.000000,0.175062,-0.528583,0.830634,0.000000,-0.260604,0.786866,0.559399,0.000000,-1663909.098162,5024003.875252,3547759.270807,1],    "boundingVolume": {    "region": [1.890577,0.593634,1.890660,0.593688,0.000000,8.517048]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/7.b3dm"}}}