Transaction not yet indexed

121ZSMm97e1UUvx5vuUPSA48Wu77wxaUkauC1MkPRWRKCof7LYF7FrtZxGqDdK4Swzn1Tc4LdizTuKoHAXNXcmVG

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