fix player example in docs

Author: topi314

IMPLEMENTATION.md

@@ -642,15 +642,17 @@ Response:
   "guildId": "...",
   "track": {
     "encoded": "QAAAjQIAJVJpY2sgQXN0bGV5IC0gTmV2ZXIgR29ubmEgR2l2ZSBZb3UgVXAADlJpY2tBc3RsZXlWRVZPAAAAAAADPCAAC2RRdzR3OVdnWGNRAAEAK2h0dHBzOi8vd3d3LnlvdXR1YmUuY29tL3dhdGNoP3Y9ZFF3NHc5V2dYY1EAB3lvdXR1YmUAAAAAAAAAAA==",
-    "identifier": "dQw4w9WgXcQ",
-    "isSeekable": true,
-    "author": "RickAstleyVEVO",
-    "length": 212000,
-    "isStream": false,
-    "position": 0,
-    "title": "Rick Astley - Never Gonna Give You Up",
-    "uri": "https://www.youtube.com/watch?v=dQw4w9WgXcQ",
-    "sourceName": "youtube"
+    "info": {
+      "identifier": "dQw4w9WgXcQ",
+      "isSeekable": true,
+      "author": "RickAstleyVEVO",
+      "length": 212000,
+      "isStream": false,
+      "position": 0,
+      "title": "Rick Astley - Never Gonna Give You Up",
+      "uri": "https://www.youtube.com/watch?v=dQw4w9WgXcQ",
+      "sourceName": "youtube"
+    }
   },
   "volume": 100,
   "paused": false,