Do you want to request a feature or report a bug?
Feature?
Summary
In my scenario i have a field that may or may not be filled, e.g:

The problem is when i click in the field with the default value is make a full request without considering the default value, e.g:

When i pass the mouse in any options inside dropdown the default value is cleared, e.g.

Has any way to pass a default value to the first time or this is a new feature?
Tks.