Transaction not yet indexed

121HoKTsaLqtEUs3aaMegTLpMmAoGeUATAs2nGAQdr6iFVV53ZMgXecqKuZzkRFh1exn6xBFNNRNEU3WNdoZV7t5

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