optional. Key, value object to define
default value in each of your print panel field. The key refers to the property's name of the field.
Example: {'comments': 'demo', 'legend': false}. Doesn't work for the DPI and the scale. Server's
values are used in priority.
optional. Key, value object to define default value in each of your print panel field. The key refers to the property's name of the field. Example: {'comments': 'demo', 'legend': false}. Doesn't work for the DPI and the scale. Server's values are used in priority.