{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897668,-0.440672,0.000000,0.000000,0.285469,-0.581512,0.761808,0.000000,-0.334759,0.681918,0.650326,0.000000,-2138166.986002,4355538.686648,4125945.582456,1],    "boundingVolume": {    "region": [2.027068,0.707900,2.027219,0.708127,0.000000,14.978487]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/1_1796534.b3dm"}}}