Ajax Loading a page into a modal with Alpine JS

modal.twig

<section x-data="{showModal: false, html: ''}">

<button
  @click="html='loading...'; showLoading = true; showModal = !showModal; 
    fetch('{{ entry.url }}', {
      method: 'GET',
      headers: {
      'X-Requested-With': 'XMLHttpRequest',
      },
    })
    .then(response => response.text())
      .then(text => {
      html = text
      showLoading = false;
    })"
  class="flex justify-center animate-grow-on-hover--small"
>
click me
</button>

<div id="bgMask" class="absolute z-90 inset-0 bg-black opacity-75" x-show="showModal"></div>
  <div
     class="fixed z-90 inset-0 overflow-scroll my-6 md:my-12 mx-auto max-w-5xl w-2/3 md:rounded shadow-2xl bg-white "
     x-show="showModal"
     @click.away="showModal = false"
     x-transition:enter="transition ease-out duration-300"
     x-transition:enter-start="opacity-0 transform scale-90"
     x-transition:enter-end="opacity-100 transform scale-100"
     x-transition:leave="transition ease-in duration-200"
     x-transition:leave-start="opacity-100 transform scale-100"
     x-transition:leave-end="opacity-0 transform scale-90"
     >
    <div class="relative h-full w-full ">
        <div class="absolute right-0 top-0 z-90 text-gray-700 hover:text-red-500 m-2" @click="showModal = false">
          {{ svg('@icons/close.svg', class='w-5 h-5 fill-current') }}
        </div>
        <div
          x-show="showLoading"
          x-transition:leave="transition ease-out duration-200"
          x-transition:leave-start="opacity-100"
          x-transition:leave-end="opacity-0"
          class="absolute h-full w-full inset-0 z-20 flex flex-col justify-center items-center text-gray-600 bg-white"
          {# class="absolute h-full w-full inset-0 z-20 flex flex-col justify-center items-center text-gray-100  bg-black" #}
          >
            <svg version="1.1" id="L9" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
              viewBox="0 0 100 100" enable-background="new 0 0 0 0" xml:space="preserve" class="w-16 h-16 fill-current">
                <path d="M73,50c0-12.7-10.3-23-23-23S27,37.3,27,50 M30.9,50c0-10.5,8.5-19.1,19.1-19.1S69.1,39.5,69.1,50">
                  <animateTransform
                     attributeName="transform"
                     attributeType="XML"
                     type="rotate"
                     dur="1s"
                     from="0 50 50"
                     to="360 50 50"
                     repeatCount="indefinite" />
              </path>
            </svg>
            Loading&hellip;
          </div>
        <div x-html="html"></div>
    </div>
  </div>
</section>