{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949098,-0.314981,0.000000,0.000000,0.176050,-0.530473,0.829219,0.000000,-0.260638,0.785353,0.561505,0.000000,-1664141.915814,5014384.395385,3561143.613901,1],    "boundingVolume": {    "region": [1.891164,0.596151,1.891301,0.596257,0.000000,8.800281]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1446258.b3dm"}}}