message: fix(platform-browser): update type castings for JSON.parse usage
  Update usages of JSON.parse to be cast as specific types.
  PR Close
diff: @@ -127,7 +127,7 @@ describe('escape/unescape', () => {
  '{&q;testString&q;:&q;&l;/script&g;&l;script&g;' +
  'alert(&s;Hello&a;&s; + \\&q;World\\&q;);&q;}');
  - const unescapedObj = JSON.parse(unescapeHtml(escaped));
  + const unescapedObj = JSON.parse(unescapeHtml(escaped)) as {testString: string};
  expect(unescapedObj['testString']).toBe(testString);
  });
  });
  