The property asset involved in the transaction is a mixed-use building located at 500 West 18th Street in Manhattan. The asset encompasses a total square footage of 751,691. The loan amount for the property is $1,200,000,000 and the loan type is refinance.

Summary of transaction details:

• Property Type: Mixed-use
• Transaction Amount: $1,200,000,000
• Address: 500 West 18th Street
• Market: Manhattan
• Lender: J.P. Morgan & TYKO Capital
• Landlord: Witkoff & Access Industries
• Brokers: Aaron Appel, Keith Kurland, Jonathan Schwartz & Adam Schwartz - Walker & Dunlop

Key individuals involved in the deal include Aaron Appel, Len Blavatnik, Keith Kurland, Steve Witkoff, Jonathan Schwartz, Alex Witkoff, and Adam Schwartz. Their roles are significant in the refinancing process of this mixed-use property.