@Detected You have used the Get action and are adding your body to the headers. You need to use POST request - you can change the method to DELETE in the Post action
@duotrexofficial If you are a premium user, you should have been more active in contacting support. The e-mail might not have arrived. If within 2-3 days the support does not respond to the mail, write to the support skype, to the forum.