Transaction not yet indexed

MM6LNFdDS2oR7ZYnA18rbkgz72aa8kzMxapfGJRxtFqJUSWcDECWAPV51ZVmWcoJhxnVUcE8bUYS8EWDqRRQQHH

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