Transaction not yet indexed

21buE8Uc73n1TbZxkFoDvD6kFwFyTXyNXoGDZtRFC5c5emWduxtZtbkc1RidCRQRw3hNJ9fHDYudBF4oVV5itDnX

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