sequelize where op or op and code example

Example 1: sequelize and

{ where: { [Op.and]: [{ Col1: val1 }, { Col2: val2 }]} }

Example 2: op in sequelize

//First method
// selecting authorityId :12 or 13
model.findAll({
  where: {
    [Op.or]: [
      { authorId: 12 },
      { authorId: 13 }
    ]
  }
});