{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949313,-0.314332,0.000000,0.000000,0.175531,-0.530119,0.829556,0.000000,-0.260208,0.785853,0.561006,0.000000,-1661394.208427,5017563.853173,3557968.189491,1],    "boundingVolume": {    "region": [1.890481,0.595547,1.890618,0.595654,0.000000,8.819391]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366716.b3dm"}}}