{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950064,-0.312056,0.000000,0.000000,0.174523,-0.531341,0.828987,0.000000,-0.258145,0.785929,0.561850,0.000000,-1648227.816115,5018070.904009,3563336.525568,1],    "boundingVolume": {    "region": [1.888084,0.596517,1.888222,0.596725,0.000000,8.673000]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1334634.b3dm"}}}