Transaction not yet indexed

SMb34dMW4vscvDqUpFEtDfSJ9H7DitGrhiriLiWeoht8Sv2FFAKd2e8f1nAp6YzPxFCient9RCBtUGF4LoJcdBs

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