Transaction not yet indexed

53xefXn37FHoFmsyySkjnTehh2kRSCcSqgGaYZUeWRuPMbtUmWqsoB2akPDw5WAoEgfGDH8DYuLiUb4vEJcuU5Qm

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