{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948887,-0.315616,0.000000,0.000000,0.176464,-0.530534,0.829092,0.000000,-0.261123,0.785057,0.561694,0.000000,-1667241.346022,5012499.109303,3562339.760243,1],    "boundingVolume": {    "region": [1.891833,0.596378,1.891971,0.596485,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1113428.b3dm"}}}