{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950592,-0.310442,0.000000,0.000000,0.173597,-0.531564,0.829038,0.000000,-0.256826,0.786416,0.561774,0.000000,-1639801.489557,5021177.080613,3562851.780068,1],    "boundingVolume": {    "region": [1.886405,0.596479,1.886503,0.596578,0.000000,20.032815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1390337.b3dm"}}}