async down (queryInterface, Sequelize) {
    /**
     * Add commands to revert seed here.
     *
     * Example:
     * await queryInterface.bulkDelete('People', null, {});
     */
  }
Add seed commands here.

Example:
await queryInterface.bulkInsert('People', [{
  name: 'John Doe',
  isBetaMember: false
}], {});