{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949449,-0.313921,0.000000,0.000000,0.175505,-0.530812,0.829118,0.000000,-0.259729,0.785547,0.561655,0.000000,-1658339.910306,5015624.707367,3562096.965081,1],    "boundingVolume": {    "region": [1.890067,0.596344,1.890166,0.596426,0.000000,26.508872]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1410130.b3dm"}}}