Transaction not yet indexed

21ttrDPWPLcoumme9WDJs2yXLFxcFeAJRjF5tRdgMLrtY3zYhHMH5RjtSftTpjo8qN9q3M6TFajqko9X4cJpAEm9

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