code: func GetAlert(c *m.ReqContext) Response {
  	id := c.ParamsInt64(":alertId")
  	query := m.GetAlertByIdQuery{Id: id}
  
  	if err := bus.Dispatch(&query); err != nil {
  		return Error(500, "List alerts failed", err)
  	}
  
  	return JSON(200, &query.Result)
  }
docs: // GET /api/alerts/:id