{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858559,-0.512715,0.000000,0.000000,0.262385,-0.439372,0.859132,0.000000,-0.439712,0.736312,0.514294,0.000000,-2807028.673232,4700462.132614,3261165.658586,1],    "boundingVolume": {    "region": [2.109059,0.540121,2.109223,0.540247,0.000000,88.229566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_235182.b3dm"}}}