Transaction not yet indexed

SKmpE4BMdHbmcqbZwZnonPdgxfAP3Zkr4XNAnvdzWBLEuSE7CoFtApESB1iK7nBVb6LRLUpdzMfK1X7KQ9ytRLh

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