Transaction not yet indexed

4ku91Ew4Ge7bbLym5tveDzR6vM7f7e9RpizEChFVTuLV3QFdfShHTsFCYd6aGniA4dquC72MSAgSBkXHJ6FPfJJ1

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