If you can describe or provide the original link to the post where it was found, I’d be happy to help you put together a piece covering it.
The ID 1425146439626235904 likely refers to the original or the internal Media ID for that post. Because this is a private file identifier rather than a public title or description, I can't determine the content of the video without more context. 1425146439626235904_ef1RL9zQh_tIXBag.mp4