Unable to import svg in figma?

svg code:

<svg id="a" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="54" height="38.118" viewBox="0 0 54 38.118">
  <defs>
    <pattern id="pattern" preserveAspectRatio="xMidYMid slice" width="100%" height="100%" viewBox="0 0 725 511">
      <image width="725" height="511" xlink:href="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAMAAABEpIrGAAAAeFBMVEUAAAAcl+8cm/Adm/Adm/AdmvAdmvEYl+8Qn+8bmu8bme8em/Ecme8dmu8emvAgl+8bmu8cm/Acm/EdnPAem/AcmvAdnO8dmu8cmu8Zme8ZnO8gn+8em+8cm+8cmu8gmu8enPAeme8cm+8em+8dmu8dmu8dme8gn++31JfqAAAAKHRSTlMAQL/v/9+fIBBgcH+AsN8gMM9/3++vUGCQUFAgcODAMN9wQIDQwKAQsFNO+QAAALZJREFUeAHUzsUBhEAUA9AMZN3dcei/Q5zxBvYdvwZ/SgQhZ/MFALFEb7WGZsPBdh3MMdhxDWlFaX84onciz5hcOLneLnc5wJlAT1DzwODJTvCyPvCN0efKXnhbizOVA0bLL72WGP2CCz1CTJ70ijCJ6fWE5M9whPJI/B+k9Hml7QFNRscchpyW/QGmR0FDBkd89QWQ4nNI6ZpBd19t5xdqSud/abQzuD7prriS16JKm6kPxXwGAM9DDGV/J75tAAAAAElFTkSuQmCC"/> 
	</pattern>
  </defs>
  <path id="a-2" data-name="a" d="M0,0H54V38.118H0Z" fill="url(#pattern)"/>
</svg>

This is normal when pasted to https://www.svgviewer.dev/
But when pasted into figma, the picture cannot be displayed