code: function getBranchLinkDomains(branchXml, key) {
      const output = [];
      if (branchXml.hasOwnProperty(key)) {
        for (let i = 0; i < branchXml[key].length; i++) {
          const item = branchXml[key][i];
          output.push(item.$.value);
        }
      }
      return output;
    }
docs: read branch value from <branch-config> for multiple <link-domain>