Transaction not yet indexed

15Utako4evYWA5E5nJPDfU2LmVSt23sQS5Wfcts2t6MdqRRY6Rts3tR16Sab4aXxTE6eekvcEFqKNpjLtwm7sZP

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