Transaction not yet indexed

641Sdc4abnjaqW3ZAELtx41U5mFcxmcUe9L7VhrXgZMPMPpbdBUY5uwHoLTSnjkuRjQ3HTaQLakAb3cKg1aaPAAM

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