{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949436,-0.313961,0.000000,0.000000,0.175529,-0.530810,0.829114,0.000000,-0.259761,0.785532,0.561662,0.000000,-1658545.081017,5015528.626137,3562136.461474,1],    "boundingVolume": {    "region": [1.890109,0.596352,1.890208,0.596434,0.000000,26.508872]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1410428.b3dm"}}}