{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949303,-0.314363,0.000000,0.000000,0.175548,-0.530114,0.829555,0.000000,-0.260234,0.785844,0.561006,0.000000,-1661557.810114,5017508.476160,3557969.874577,1],    "boundingVolume": {    "region": [1.890514,0.595547,1.890651,0.595654,0.000000,8.814030]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1366713.b3dm"}}}