Transaction not yet indexed

Ak3n2JTBzcCKp73qWvzFAu1EEwj6XVxu6zjKCeaiAsBH4eSczNeTSdExAFkmHrn8MVhsncUHPM5ERQdnBUTJmy3

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