Transaction not yet indexed

EP31ZYN5mCD7Y7cU3EmXfGz8px3XVDsgZhbcWHs4e1FqfmCWnHZVcimubZJguh5mNAJhoTPNfBraJrbpPRdwn13

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