Transaction not yet indexed

MLkFi1rRhHqTXdrhUNv2RHUdUhnPwXtqPQ1bgtPgFuKnugSABiUNJFkYCGj6LNNSWk9qJppgWPTGBKLcFNp8qhE

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