This specific 3D model, "Central decor ornament for furniture 3D model 447", is an asset made available by "Unknown author".
You can download this asset for free at "Unknown platform" by following the link.
The licensing terms for this digital asset are governed by "Unknown license".
STL (Stereolithography, filesize: 2.54 MB), OBJ (OBJ, filesize: 2.47 MB), FBX (Autodesk FBX, filesize: 2.8 MB)