Transaction not yet indexed

SMykb4EBRaUpFJN8ponYZzTo2Mxi8yjgWrFcSh5WMxo45pFAi5GgJLNSb8SpwqvyLRCkBNJkJrUnd6B3ipvYMR1

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