{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858193,-0.513327,0.000000,0.000000,0.262688,-0.439168,0.859143,0.000000,-0.440242,0.736008,0.514275,0.000000,-2810415.859208,4698519.802050,3261048.177706,1],    "boundingVolume": {    "region": [2.109772,0.540100,2.109936,0.540225,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_129840.b3dm"}}}