gistfile1.txt

<script>
  async function upload () {
    const review = { message: 'Those are some cute dogs!' }
    const reviewJson = JSON.stringify(review)
    const init = {
      method: "POST",
      body: reviewJson
    }
    const response = await fetch('https://dog.ceo/api/breeds/image/random', init)
    const data = response.json()
    console.log('data', data)
  }
  upload()
</script>