Transaction not yet indexed

NAk7bmevLCyZo52upWzzZTqfeoBAfZBqALgmshgcWyZRrDKTYh2mnQcmd9g3A78PgxSc3FUkLVLJCdjLkUwxo7M

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