Transaction not yet indexed

421tRsk95Lwf47dZRyHPbayEyBg3LPxwrxEQ47YtrNgH4kmnyV7pjJATNphF8HpMFLm8a2sLiQ3qYbdvgqcoQKH4

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