Transaction not yet indexed

MkdK8FkUxnaSAfYvQt23tdxXQcppxx8js7K7eyCqnbagVdSmzrYV8tdaLsXA4uW4ERB6We6qGYv2APqjYDGeMdH

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