I don't know. It was a years ago. But I downloaded from here.
Actually I downloaded 5.6 and unfortunately it's crashing always and can't get the link. I'm revert to 5.5
I Uploaded to MediaFire
https://www.mediafire.com/file/9dtv9bgk87hv08b/Xposed_One_Tap_Video_Download_5.5.apk/file
Are you using which Xposed Framework and which version of Android?