DefinitelyTyped/jwt-decode/jwt-decode-tests.ts

 /// <reference path="jwt-decode.d.ts" />
import jwtDecode = require('jwt-decode');
 
let token = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJmb28iOiJiYXIiLCJleHAiOjEzOTMyODY4OTMsImlhdCI6MTM5MzI2ODg5M30.4-iaDojEVl0pJQMjrbM1EzUIfAZgsbK_kgnVyVxFSVo";

interface TokenDto {
  foo: string;
  exp: number;
  iat: number;
}

let decodedToken = jwtDecode(token) as TokenDto;