{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949160,-0.314795,0.000000,0.000000,0.176048,-0.530815,0.829001,0.000000,-0.260415,0.785195,0.561830,0.000000,-1662719.223956,5013381.860454,3563205.177651,1],    "boundingVolume": {    "region": [1.890986,0.596585,1.891087,0.596607,0.000000,10.151638]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/9_1418939.b3dm"}}}