Transaction not yet indexed

YEKnUJ9troBcMTPAYvGRXusBeq9nJpcacyj6xnb6nywy8kxoZNPjq3VfN2EyTJQ2EtUUt57CnYE9rnABPVLJr6k

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