{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949483,-0.313819,0.000000,0.000000,0.175459,-0.530866,0.829093,0.000000,-0.259637,0.785551,0.561692,0.000000,-1657750.743610,5015652.482589,3562330.513026,1],    "boundingVolume": {    "region": [1.889959,0.596389,1.890058,0.596471,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1411242.b3dm"}}}