{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950084,-0.311995,0.000000,0.000000,0.174365,-0.530972,0.829256,0.000000,-0.258179,0.786204,0.561451,0.000000,-1648443.860647,5019815.132207,3560796.059626,1],    "boundingVolume": {    "region": [1.888020,0.596033,1.888158,0.596242,0.000000,8.380009]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/1_1349445.b3dm"}}}