The word “satire” wasn’t initially on this post, and it was added the day after it was published, according to its edit history:
The identical account’s initial comment on the post prompted an article (archived here) that made the same assertion. A disclaimer was included at the end of the article:
The source of that piece was Esspots.com, a website that specializes in producing fictional narratives. The self-description of the website (archived here) says:
Esspots was mentioned as a website associated with the Facebook account (archived here) that posted the content.
Another satirical label stating that “nothing on this page is real” was displayed in the account description: