Transaction not yet indexed

21Ck1hCAaDAQRTjevNCCrtQ2UPdAS5LWXLYDy1uVfcWaTS7gcEtB2aWbKJaGw5xtFKY5z2Gs7EadFqSAAHwW36cD

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