{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949862,-0.312671,0.000000,0.000000,0.174780,-0.530964,0.829173,0.000000,-0.258712,0.785941,0.561573,0.000000,-1651846.134426,5018139.781073,3561575.462490,1],    "boundingVolume": {    "region": [1.888714,0.596184,1.888885,0.596389,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1440717.b3dm"}}}