{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949280,-0.314432,0.000000,0.000000,0.175779,-0.530683,0.829142,0.000000,-0.260159,0.785430,0.561619,0.000000,-1661087.309356,5014878.927148,3561868.403287,1],    "boundingVolume": {    "region": [1.890605,0.596301,1.890704,0.596383,0.000000,8.712338]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1416225.b3dm"}}}