JPMorgan Chase & Co. and Mitsubishi UFJ Financial Group are leading the sale of a more than $22 billion loan to support Vantage Data Centers’ plan to build a massive data-center campus, people with knowledge of the matter said this week. Meta Platforms Inc., the parent of Facebook, is getting $29 billion from Pacific Investment Management Co. and Blue Owl Capital Inc. for a massive data center in rural Louisiana, Bloomberg reported this month.