def display_message(
        self, subject="Find My iPhone Alert", message="This is a note", sounds=False
    ):
        """Send a request to the device to play a sound.

        It's possible to pass a custom message by changing the `subject`.
        """
        data = json.dumps(
            {
                "device": self.content["id"],
                "subject": subject,
                "sound": sounds,
                "userText": True,
                "text": message,
            }
        )
        self.session.post(self.message_url, params=self.params, data=data)
Send a request to the device to play a sound.

        It's possible to pass a custom message by changing the `subject`.
        
pyicloud/services/findmyiphone.py