Transaction not yet indexed

421bkYuuJ7eQHJjBEjYiuSS7km35p9NDTDMGFXsoSA4g3sPCovffM3Woaoib9k5y9PfUUBJio4dsmcqr8ohcYSBy

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