Transaction not yet indexed

YKTfJFEDZoSQ4Z1fcGJibvFobkHoD5TKfNyQaHTeHXbCF8DmCmFoDL5rLQWCf42rHdxyg2znZHfTGCuC5KAMrS9

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