Transaction not yet indexed

21C5UPTWATWehmbWNKPNdSMN7wQNzLoNZa5xTH2c9rZF3k8jCspSF2UkyAUhLbFuTt2A5hsHQefaJAAeLmeLdVCo

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