Transaction not yet indexed

53b3nEmiPenfPNvt7a4dc3Eee7FdAnKRPC8cvX8Huftf5i94QEPCf2FgV7ku2fPohdyVb2eVJngjo7xiy6RXfgVZ

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