{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948862,-0.315690,0.000000,0.000000,0.176495,-0.530487,0.829116,0.000000,-0.261192,0.785059,0.561659,0.000000,-1667680.550394,5012508.931655,3562121.818595,1],    "boundingVolume": {    "region": [1.891911,0.596337,1.892049,0.596443,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1112554.b3dm"}}}