{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949107,-0.314952,0.000000,0.000000,0.176144,-0.530810,0.828984,0.000000,-0.260540,0.785136,0.561854,0.000000,-1663518.705055,5013004.592630,3563361.753517,1],    "boundingVolume": {    "region": [1.891152,0.596615,1.891254,0.596637,0.000000,11.992885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/10_1421013.b3dm"}}}