Transaction not yet indexed

21XWy6TAUbUPJtcge2DKJcZpg3mLPDEWppYAYYBnLjxhGi7wNzCA9B5AMFVz2ZDhoRyyoW7pMgbYT8UMS2R8kUKy

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.