I'm doing sum of two column of a one by one row in sequlize but cann't get solution. here is my query

const response = await general.findAndCountAll({
      include: [{ model: amount,attributes: [
  [sequelize.fn('sum',sequelize.col('user_count'),'+',sequelize.col('student_count')), 
   'total_count']]}
   ]

both user_count and student_count belong to amount table. please help and thanks in advance.