Transaction not yet indexed

21LUpZHTTMFax3hSXAuy73TGnwFg7Nq4zHKzf1ptDSjbvfvVrTuorSyURD9BNrVjoKBtpZCMeXqv7oSqYMGJd5kp

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