nexis uni api documentation

From: Eric Lease Morgan <emorgan_at_nyob> Date: Tue, 7 Dec 2021 16:00:43 -0500 To: CODE4LIB_at_LISTS.CLIR.ORG

Does anybody here know where the canonical documentation for the Lexis/Nexis Uni API is located? I am having one heck of a time trying to learning how to construct a query, a filter, and how to specify limiting things to a particular source, such as the New York Times (MTA2OTUwNQ). --Eric Morgan