title: How to handle dynamic keys from json response using Swift 4 coding keys
body: <p>In my app i am getting the response like this how i will handle this kind of response which has this  which has dynamic keys in every data array </p>
  
  <pre><code>{
      "code": 200,
      "message": "Top Likers info.",
      "error": null,
      "data": {
          "manishamohapatra11": {
              "id": "5591322611",
              "username": "manishamohapatra11",
              "full_name": ":-)Sunshine :-)",
              "profile_pic_url": "https://scontent-atl3-1.cdninstagram.com/vp/d2ba431ac70ec067d5d6def73a721250/5B553C8E/t51.2885-19/s150x150/27877706_168319037141873_8387886458379173888_n.jpg",
              "followed_by_viewer": true,
              "requested_by_viewer": false,
              "likeCount": 7
          },
          "chrysxnthemxm": {
              "id": "5658970660",
              "username": "chrysxnthemxm",
              "full_name": "Quotes and Sayings",
              "profile_pic_url": "https://scontent-atl3-1.cdninstagram.com/vp/f1fb37c94c181d49d9997e24b5d70068/5B40EF01/t51.2885-19/s150x150/20478547_331538517270771_7021810425566068736_a.jpg",
              "followed_by_viewer": true,
              "requested_by_viewer": false,
              "likeCount": 4
          }
       }
     }
  </code></pre>
  
  <p>i  have created  structure  response </p>