1var jws = require('jws');
 2
 3module.exports = function (jwt, options) {
 4  options = options || {};
 5  var decoded = jws.decode(jwt, options);
 6  if (!decoded) { return null; }
 7  var payload = decoded.payload;
 8
 9  //try parse the payload
10  if(typeof payload === 'string') {
11    try {
12      var obj = JSON.parse(payload);
13      if(typeof obj === 'object') {
14        payload = obj;
15      }
16    } catch (e) { }
17  }
18
19  //return header if `complete` option is enabled.  header includes claims
20  //such as `kid` and `alg` used to select the key within a JWKS needed to
21  //verify the signature
22  if (options.complete === true) {
23    return {
24      header: decoded.header,
25      payload: payload,
26      signature: decoded.signature
27    };
28  }
29  return payload;
30};