Transaction not yet indexed

FLkCSB3foF8xMq8i7j1WpwuA71Z6dthdRicgtjwETHcHbKtyhymaJou8rjGzetj8Fft6D3buoXkk2dHsZ6MJadm

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