This command changes the age of the heir of your current country. If you specify a country tag, the age of the heir of that country will be changed.
age_heir [age] [country tag]
|Age||A number. The age to set the heir to.|
|Country Tag||Optional. The country tag of the country's heir you wish to change the age of. If not specified, the effect of this command will be applied to the country you are playing as.|