Transaction not yet indexed

MkmPk4cv8Qs5Jw79rv1g2eTYYTKUnP9rxLLbsKj2nNPwi7W7nLxS9788hoZZPeNW7d5wp7kKqpJqMS4PaGQZhds

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