Transaction not yet indexed

21d6WRQ9eFtL9ekn6kDaMrNfgMeEaMg4QTStpMaUJP4VKrU1MTwChfynVBgoQsSTVf2ALhvWfu8dEGDPxLmfUnQc

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