{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949176,-0.314745,0.000000,0.000000,0.176016,-0.530809,0.829012,0.000000,-0.260377,0.785219,0.561814,0.000000,-1662480.613441,5013534.852093,3563101.947623,1],    "boundingVolume": {    "region": [1.890934,0.596566,1.891035,0.596587,0.000000,6.935631]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/8_1418045.b3dm"}}}