Transaction not yet indexed

mffk8HLKpTZsN7c1m2x5GcfnF9q7cTLcU7tQXNC5eFk1vwMo1HeZYRWcedJ7hkhtqenFAm5khvG3hEajrVZUP9p

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