Transaction not yet indexed

21HMi8Gzwb6zwvnn4yGcMVthE5wRETpWiaCzzaWCV8MHarVE1wRrLapeHqKKoHzAUFzKX1FP7FwEPVHPsgQK7LU7

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