Transaction not yet indexed

4S9mkEFMtoVxBYe8QQWngvMMeAWSYJu74GUsY2XNWCKTPHQ1qyqEDPYnAwTbLWDUaMDwTV6uNLAMmtJiKPkx4s48

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