Transaction not yet indexed

KPPnNbu9sS2bSSKBnHDMLaTjfhGdmDNRqSAieb8EFfcsQch1xynTmPgj3kKb3aoRWCHUtucBypDy9Dz6u8oFSM8

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