How do I set up the POST method for the Display external info in ticket plugin?

Customer context: The customer is using the Display external info in ticket plugin and needs help with setting up the Post method.

Customer: How do I set up the POST method for the Display external info in ticket plugin?

Answer: For setting up the POST method, you need to enter the full link in the request body field, such as: https://mydomain.com/info.php?customer={$contact_email}&customer_phone={$contact_phone}.