Transaction not yet indexed

5mu4FNUQpXAAn3XXaPRW4DhTGFJAES856MGiKjZP6KaCSVwETpyXdLefjkjcb8fUkHxAfkFKGPVAd7UGS4iQMkRR

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