{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949661,-0.313281,0.000000,0.000000,0.175228,-0.531175,0.828944,0.000000,-0.259145,0.785555,0.561914,0.000000,-1654609.691453,5015682.323307,3563739.046603,1],    "boundingVolume": {    "region": [1.889392,0.596687,1.889493,0.596708,0.000000,10.963151]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/2/14_1415520.b3dm"}}}