1
const blob = function (data: string, mime: string) {
2
  data = data.split(',')[1];
3
  data = window.atob(data);
4
  let ia = new Uint8Array(data.length);
5
  for (var i = 0; i < data.length; i++) {
6
    ia[i] = data.charCodeAt(i);
7
  };
8
  return new Blob([ia], {
9
    type: mime
10
  });
11
};