{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950074,-0.312023,0.000000,0.000000,0.174505,-0.531346,0.828987,0.000000,-0.258118,0.785939,0.561850,0.000000,-1648055.046762,5018131.286715,3563331.435963,1],    "boundingVolume": {    "region": [1.888049,0.596516,1.888187,0.596724,0.000000,8.673000]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1334648.b3dm"}}}