Transaction not yet indexed

MeLeUUfDfKUjFRUgQvL7UDHMRmgdEBwiSNrLL9cdS6HbxT91MoZQEkoKdMkoTCLAxiuuacq5WBdxbenCuR4DsVQ

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