Transaction not yet indexed

53mUcP6FWntaKpd7bUdsXiKoZmbWp3fb7WYduWVbjXV63odFBV84dFw2ZetaspHSRtHLh7G3mGZcktFuWeJJbboU

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