Transaction not yet indexed

55DYwJ21gf6EQNGb6NnBAkHztdTcTkss6J5GrqKT9P2kgiPDW6e41MndaR1ngogFhr4DtUi4hfhc7vbQsiKqw8vP

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