Transaction not yet indexed

iRZszPA55vi3G7b1M1sEXA61CjyLaVoEFaqeQL6R2xgdDSTgMXkZLWZHNpt8ib7fzqfaQpPbE6QSASRhLzHLT18

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