{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949301,-0.314368,0.000000,0.000000,0.175706,-0.530583,0.829222,0.000000,-0.260132,0.785524,0.561502,0.000000,-1660909.058994,5015473.703287,3561119.041587,1],    "boundingVolume": {    "region": [1.890518,0.596146,1.890656,0.596253,0.000000,8.819522]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/11_1446141.b3dm"}}}