Transaction not yet indexed

iffWxDWepTAtNdCFLegqP9XBu6ysxGZDTxiSsKcQsPWkdbwWeVJGh5nsHLgBHX3uKT44kX7iv2RTweLrcQm4EL9

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