{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858511,-0.512795,0.000000,0.000000,0.262405,-0.439313,0.859155,0.000000,-0.439793,0.736292,0.514254,0.000000,-2807543.375239,4700330.987487,3260913.304856,1],    "boundingVolume": {    "region": [2.109152,0.540075,2.109316,0.540200,0.000000,88.229566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_226704.b3dm"}}}