Transaction not yet indexed

NkkmvRh2TGpvXrVAp9fJkkt1f9dKyVNXSPv9dC5SZHeWwEQGtg1Wx4xLWk3JBzp9X8L9LTJdvX4jyCUt9b6R3Xa

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