Transaction not yet indexed

5Cu5sdn5MCD53wpdh5YegM25JcASLkfhDf53mxBmPfv3XvbksNWUsY69dBWiKVpn9FTtCqA2sMndFDBAmpr4mMWr

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