{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949741,-0.313036,0.000000,0.000000,0.174957,-0.530814,0.829233,0.000000,-0.259033,0.785898,0.561485,0.000000,-1653894.423137,5017865.008779,3561015.746647,1],    "boundingVolume": {    "region": [1.889108,0.596096,1.889261,0.596264,0.000000,10.624152]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1349000.b3dm"}}}