How to show success message in button PL/SQL dynamic action

Hi All,

Kindly, how I can show success message in button PL/SQL dynamic action,

with a similar format to the default message appears on submit page,

My Apex version: 20.2.0.00.20

For example:

if v_y = 1 then

message('Transaction Completed Successfully');

else

error('Transaction failed');

end if;

Thanks ...