{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949105,-0.314959,0.000000,0.000000,0.175611,-0.529190,0.830132,0.000000,-0.260910,0.786231,0.560148,0.000000,-1665869.188365,5019966.843726,3552518.719677,1],    "boundingVolume": {    "region": [1.891163,0.594470,1.891257,0.594660,0.000000,8.787819]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/26_1462093.b3dm"}}}