I wanna sell my Instagram account (172k fitness niche). How do I sell it?

I have a squats/fitness account that I wanna sell. It currently has 172,000+ followers and gets about 2,000 likes and 20-30 comments per post.

How do I go about selling it? I can't find a buyer online.

And if you would like to start making money online, we have a special system for you. Click here to access