const arrays = [{id: 1, name: "Superadmin"},{id: 2, name: "Admin"}]

const convertArrayObjectToObject = ({ keys, array, parentKeys }) => {
  const convert = array.reduce((obj, item, index) => Object.assign(obj, { [`${keys}${index+1}`]: item }), {});
  if(parentKeys) {
  	return {[parentKeys]: { ...convert }}
  }
  return convert
}

console.log(convertArrayObjectToObject({ keys:'keberangkatan', array: arrays, parentKeys: 'keberangkatan' }))