Transaction not yet indexed

MTkWyHppSt8Sir5XFwCQ9LHkqJcYkZxQcED83RS2F5MbbwQy1hdjmcSpiU6f6kJQr7DMgy2Mr6LvzuHeQKRFWD8

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