This is the "BB Embed" widget. It should be called in the following format:

{{#widget::BB Embed|url=|width=|height=|text=}}

BB Embed iframe

Template parameters

Parameter		Description	Type	Status
url	url	Url for BB Embed iframe source	String	suggested
width	width	Width of BB Embed iframe	String	suggested
height	height	Height of BB Embed iframe	String	suggested
description	text	description text iframe	String	suggested

Edit the page to see the template text.