{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949733,-0.313060,0.000000,0.000000,0.174961,-0.530782,0.829252,0.000000,-0.259059,0.785910,0.561456,0.000000,-1654061.178096,5017941.362926,3560831.936067,1],    "boundingVolume": {    "region": [1.889133,0.596061,1.889286,0.596229,0.000000,11.448053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1434792.b3dm"}}}