Transaction not yet indexed

NNN2aPiEAhFaNvrgEVoeqNSCdvL1eAVu318E5EBDSnfypXpZRq2dTY5A19aPGQphdpGkHDusAxrxi6V1x6PgHeE

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