const someAsyncFunction = () => {
  return new Promise((resolve, reject) => {
    setTimeout(() => {
      resolve({
        param1: 1,
        param2: 2,
        param3: 3
      }, 3000)
    })
  })
}

const test = async () => {
  const result = await someAsyncFunction()
  // do some tests here
}
test()