code: @Deprecated
      public List<CertificateMeta> getCertificateMetaList() throws IOException, CertificateException {
          if (apkSigners == null) {
              parseCertificates();
          }
          if (apkSigners.isEmpty()) {
              throw new ParserException("ApkFile certificate not found");
          }
          return apkSigners.get(0).getCertificateMetas();
      }
docs: Get the apk's certificate meta. If have multi signer, return the certificate the first signer used.
  
  @deprecated use {{@link #getApkSingers()}} instead