Transaction not yet indexed

668RqA5t8TqU2J6WTxEuHfRxFVenaYZxppvi1cNSDG4qu7eh3u3GLfY1CNswo7GDGt98XGE6Zge2QMbWqUd5eTr6

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