.custom(isUserNotificationSettingValid).withMessage('Should have a valid new video from subscription notification setting'),
body('newCommentOnMyVideo')
.custom(isUserNotificationSettingValid).withMessage('Should have a valid new comment on my video notification setting'),
.custom(isUserNotificationSettingValid).withMessage('Should have a valid new video from subscription notification setting'),
body('newCommentOnMyVideo')
.custom(isUserNotificationSettingValid).withMessage('Should have a valid new comment on my video notification setting'),