docs: function (err, result) {
  		if (err) {
  			event.done('SR_LOGIN_RESPONSE', {code: 1, msg: 'update email failed: ' + event.data.account});
  		}
  		else {
  			event.done('SR_LOGIN_RESPONSE', {code: 0, msg: 'update email success: ' + event.data.account});
  		}
  	}