Transaction not yet indexed

21k6PJ2SeXza9RHcoZvPSLiNndVenmPQVJa9UZdfJ2eDRCstZeSrrNPSXxoiRJRNjmuM5T3M16WTc3xs6bPwnwBC

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