Transaction not yet indexed

21ApdGVaFh7tuUpDmrf9k7psKyqoF4yJNscNUUdyvUSktPvWtkLwppjpQ4UcEqMeDHtLBbe5KQ9XWp5AuHzoGq32

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