In the last previews I’m not using topaz clean, but gaussian blur.
Here’s the original pic:
Then I apply smart sharpen: 500% and 0,3 px (gaussian blur and more accurate):
Duplicate the layer with sharpen and go to filter > blur > gaussian blur with the setting: 0,8. Change the opacity to something around 30%-40%
The result (with 30%):
*You can also do this with topaz instead of the blur