{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950417,-0.310977,0.000000,0.000000,0.173861,-0.531361,0.829113,0.000000,-0.257292,0.786343,0.561663,0.000000,-1642777.756880,5020708.062262,3562146.357941,1],    "boundingVolume": {    "region": [1.886968,0.596345,1.887066,0.596444,0.000000,8.650147]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/4_1388786.b3dm"}}}