fetch('https://www.hktvmall.com/hktv/zh/ajax/search_products', {
    body: new URLSearchParams("query=:relevance:street:main:category:AA32530000000:&currentPage=0&pageSize=60&pageType=searchResult&categoryCode=AA32530000000&CSRFToken=09922a9f-43ce-4999-b43b-f3cc7f833615"), // must match 'Content-Type' header
    cache: 'no-cache', // *default, no-cache, reload, force-cache, only-if-cached
    credentials: 'same-origin', // include, same-origin, *omit
    headers: {
      'user-agent': 'Mozilla/4.0 MDN Example',
      'content-type': 'application/x-www-form-urlencoded; charset=UTF-8'
    },
    method: 'POST', // *GET, POST, PUT, DELETE, etc.
    mode: 'cors', // no-cors, cors, *same-origin
    redirect: 'follow', // manual, *follow, error
    referrer: 'no-referrer', // *client, no-referrer
  })
  .then(response => response.json()) // 輸出成 json
  .then(data=>console.log(data))