{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949592,-0.313488,0.000000,0.000000,0.175337,-0.531115,0.828959,0.000000,-0.259321,0.785513,0.561891,0.000000,-1655735.826458,5015414.186026,3563594.359249,1],    "boundingVolume": {    "region": [1.889610,0.596659,1.889711,0.596681,0.000000,16.570660]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/12_1415048.b3dm"}}}