{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949297,-0.314382,0.000000,0.000000,0.175564,-0.530129,0.829542,0.000000,-0.260245,0.785826,0.561026,0.000000,-1661626.955594,5017396.998012,3558093.951445,1],    "boundingVolume": {    "region": [1.890533,0.595571,1.890670,0.595677,0.000000,8.788001]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1366371.b3dm"}}}