code: def create_customer(self, *, full_name, email):
          
          payload = {
              "fullName": full_name,
              "email": email
          }
          return self.client._post(self.url + 'customers', json=payload, headers=self.get_headers())
docs: Creation of a customer in the system.
  
          Args:
              full_name: Customer's complete name.
              Alphanumeric. Max: 255.
  
              email: Customer's email address.
              Alphanumeric. Max: 255.
  
          Returns: