Transaction not yet indexed

sUMmEC577MzzMcU68GEpgakDQtaVpp1abPL9AJCpnGHnEpteEF6GqkrHsmELEG6AGUzaUncE2jSpWJctYYuvbzo

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