Transaction not yet indexed

21HkZgiAXZzVSydt6isRARrTWeZgDHNyLuVFLqfmEa8nQ2FNgu8dCb6WaCkAMbSBbHvZ8xK4NWRYgdPgPgvFXPoE

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