Transaction not yet indexed

MPr15CRDFr8vSAfVqehKoGPiF6FtmMKt4PgmqWHn5GH99ymFAnXE4PX1ZwXCqj5oigbNmRegT3WKtrXgEy9s5sH

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