{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949487,-0.313808,0.000000,0.000000,0.175453,-0.530866,0.829095,0.000000,-0.259628,0.785555,0.561690,0.000000,-1657695.308194,5015678.823040,3562319.298694,1],    "boundingVolume": {    "region": [1.889948,0.596387,1.890047,0.596468,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1411230.b3dm"}}}