message: simplifying broadcast creative message assignment
diff: @@ -1195,11 +1195,7 @@ function Facebookbot(configuration) {
  'message_creative_id': message_creative
  };
  } else {
  - body = {
  - 'message_creative_id': message_creative.message_creative_id,
  - 'notification_type': message_creative.notification_type,
  - 'tag': message_creative.tag,
  - };
  + body = message_creative;
  }
  if (custom_label_id) {
  