Transaction not yet indexed

21tMKcxmu8qBtaAvitUUzed5VYK1yYojv1PHikuRQYHG5WEd1eptqoEbzZ5gdj5EQzQkNhsoV7UaP9kuCP9revSM

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