{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951310,-0.308237,0.000000,0.000000,0.113886,-0.351485,0.929241,0.000000,-0.286162,0.883181,0.371622,0.000000,-1826024.996120,5635655.022686,2355475.378916,1],    "boundingVolume": {    "region": [1.884057,0.380708,1.884213,0.380802,0.000000,21.875736]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/13_42899.b3dm"}}}