Based on Article 176 of the Constitution, Ayatollah Khamenei, the Leader of the Islamic Revolution, issued a decree appointing Mr Ali Akbar Ahmadian as his representative to the Supreme Defense Council. 
The text of the decree is as follows.

In the Name of God, the Most Compassionate, the Most Merciful 

Given the appointment of Mr Ali Akbar Ahmadian as the chairman of the Supreme Defense Council and based on Article 176 of the Constitution, I appoint the aforementioned person as the leader's representative to that council. I would like to thank Mr Ali Shamkhani and express my appreciation to him for holding that position and the efforts he made during his long years of service. I ask God to bestow success on all of you. 

Sayyid Ali Khamenei 
The Fifth of May, 2023
The Third of Khordad 1402