{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949386,-0.314111,0.000000,0.000000,0.175461,-0.530322,0.829441,0.000000,-0.259988,0.785803,0.561177,0.000000,-1659991.219694,5017252.860049,3559054.112584,1],    "boundingVolume": {    "region": [1.890267,0.595766,1.890366,0.595848,0.000000,8.723706]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1442639.b3dm"}}}