Transaction not yet indexed

5Smf42kGiK9DVMCpZSUeNe4bqxdEcwKZyf1eZkYo7AKCuQkDhgaNxkDwLPqzg7nUprbezTegTtFJeUFvdk8UTJbM

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