Transaction not yet indexed

UNGXmDJ5UevbZc4AmLdQ8nSCkAkWsdsrwUNpWiJ14VCm3yDRbH7ySeztJjPjUwtS8fRqoUuuyF9UkDBAeHAr7FE

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