Transaction not yet indexed

DDNk21Yh8AbXyna5ZfkKDaQjCpbtbyzbWDMLuzrr64gW8X2dmhk6c4JMTSKMMwQPWCM1wh3ZQQ2JWvCSUyC4Vy3

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