Stolen Audio

Hi, so i found a youtube channel, which obviously using audiojungle track with watermarks in it, the guy said, he is ready to actually buy the track, but i have no idea how to find the author and track, is it possible anyway?
Here is the sound

This has happened lots of times, so much so that Envato made a more streamlined request system:

You can also reach out to google yourself, they have their own DMCA form