Transaction not yet indexed

5Uu21j6fRrJ2e1WJbXVrHSdfR5iKmEoqiMHKqrbwEA4PVijhwD48P9wMpd1WcENDTMh2SFhkLwtFCF1yoDSqotPM

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