Transaction not yet indexed

21NpNKG6KCihfRg2hpGKZXH2yAkGgb5treA4EgQbDFrc9pT8TMS1GPPbakMZCU2ueJkPD1AjJirPxV4gWq23VZJA

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