def send(self, content_type='<STR_LIT>'):
payload = self.api_representation(content_type)<EOL>endpoint = '<STR_LIT>'<EOL>self._make_api_call('<STR_LIT>', endpoint=endpoint, data=json.dumps(payload))<EOL>
Takes the recipients, body, and attachments of the Message and sends.

        Args:
            content_type: Can either be 'HTML' or 'Text', defaults to HTML.