{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950583,-0.310471,0.000000,0.000000,0.173599,-0.531516,0.829068,0.000000,-0.256860,0.786437,0.561729,0.000000,-1640018.239824,5021309.939521,3562566.681760,1],    "boundingVolume": {    "region": [1.886436,0.596425,1.886534,0.596524,0.000000,20.032815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1389476.b3dm"}}}