Transaction not yet indexed

21A4s15mAKnL7zUjm4HKH9AgBGAEsrbPaVoEkJaxRCGcyybf7GoX5mgRfFJWmd4CSz5KU3DbxujzKkQ9e4ZznNQ7

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