{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949207,-0.314652,0.000000,0.000000,0.175492,-0.529404,0.830021,0.000000,-0.260620,0.786209,0.560314,0.000000,-1664019.739990,5019828.570926,3553573.612794,1],    "boundingVolume": {    "region": [1.890839,0.594670,1.890934,0.594860,0.000000,34.242190]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/27_1462265.b3dm"}}}