Transaction not yet indexed

MeMi1SPpPff9jL4tjkTanYxLKU6qaDnqd7SQ8bb2FDtw9PFkTqdfUiWtYTpUX9HzHHc11CN3q1QRBeXP8BDZbed

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