{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950743,-0.309981,0.000000,0.000000,0.173487,-0.532103,0.828715,0.000000,-0.256344,0.786231,0.562253,0.000000,-1636726.904002,5020003.722348,3565897.133204,1],    "boundingVolume": {    "region": [1.885887,0.597024,1.886052,0.597193,0.000000,8.629238]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1323389.b3dm"}}}