diff --git a/Assets/Levels/back-on-track.json b/Assets/Levels/back-on-track.json
deleted file mode 100644
index c881349..0000000
--- a/Assets/Levels/back-on-track.json
+++ /dev/null
@@ -1,16 +0,0 @@
-{
-  "Name": "Back on Track",
-  "MusicName": "BackOnTrack.mp3",
-  "TotalJumps": 0,
-  "TotalAttempts": 0,
-  "KilledCount": 0,
-  "elements": [
-    {
-      "type": "Spike",
-      "position": {
-        "x": 0,
-        "y": 0
-      }
-    }
-  ]
-}
diff --git a/Assets/Levels.meta b/Assets/Resources/Levels.meta
similarity index 100%
rename from Assets/Levels.meta
rename to Assets/Resources/Levels.meta
diff --git a/Assets/Resources/Levels/BackOnTrack.json b/Assets/Resources/Levels/BackOnTrack.json
new file mode 100644
index 0000000..89275bf
--- /dev/null
+++ b/Assets/Resources/Levels/BackOnTrack.json
@@ -0,0 +1,16 @@
+{
+  "name": "Back on Track",
+  "musicName": "BackOnTrack",
+  "totalJumps": 0,
+  "totalAttempts": 0,
+  "killedCount": 0,
+  "elements": [
+    {
+      "type": "Spike",
+      "position": {
+        "x": 0,
+        "y": 0
+      }
+    }
+  ]
+}
diff --git a/Assets/Levels/back-on-track.json.meta b/Assets/Resources/Levels/BackOnTrack.json.meta
similarity index 100%
rename from Assets/Levels/back-on-track.json.meta
rename to Assets/Resources/Levels/BackOnTrack.json.meta
diff --git a/Assets/Scripts/Level.cs b/Assets/Scripts/Level.cs
index 4cb84dc..b9b93b1 100644
--- a/Assets/Scripts/Level.cs
+++ b/Assets/Scripts/Level.cs
@@ -1,20 +1,16 @@
-using System.Runtime.Serialization;
+using UnityEngine;
 
-[DataContract]
+[System.Serializable]
 public class Level
 {
-    [DataMember]
-    public string Name { get; set; }
+    public string name;
+    public string musicName;
+    public int totalJumps;
+    public int totalAttempts;
+    public int killedCount;
 
-    [DataMember]
-    public string MusicName { get; set; }
-
-    [DataMember]
-    public int TotalJumps { get; set; }
-
-    [DataMember]
-    public int TotalAttempts { get; set; }
-
-    [DataMember]
-    public int KilledCount { get; set; }
+    public static Level CreateFromJSON(string jsonString)
+    {
+        return JsonUtility.FromJson<Level>(jsonString);
+    }
 }
diff --git a/Assets/Scripts/LevelsLoader.cs b/Assets/Scripts/LevelsLoader.cs
index aba5a94..297609f 100644
--- a/Assets/Scripts/LevelsLoader.cs
+++ b/Assets/Scripts/LevelsLoader.cs
@@ -1,5 +1,4 @@
 using System.IO;
-using System.Runtime.Serialization.Json;
 using UnityEngine;
 
 public class LevelsLoader : MonoBehaviour
@@ -10,22 +9,7 @@ public class LevelsLoader : MonoBehaviour
     {
         DontDestroyOnLoad(gameObject);
 
-        //  var jsonTextFile = Resources.Load<TextAsset>("Text/jsonFile01");
-        //Then use JsonUtility.FromJson<T>() to deserialize jsonTextFile into an object
-
-        string path = Path.Combine(Application.dataPath, "Levels", "back-on-track.json");
-        if (File.Exists(path))
-        {
-            string json = File.ReadAllText(path);
-            using (MemoryStream stream = new MemoryStream(System.Text.Encoding.UTF8.GetBytes(json)))
-            {
-                DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof(Level));
-                level = (Level)serializer.ReadObject(stream);
-            }
-        }
-        else
-        {
-            Debug.LogError("Level file not found: " + path);
-        }
+        TextAsset jsonTextFile = Resources.Load<TextAsset>(Path.Combine("Levels", "BackOnTrack"));
+        level = JsonUtility.FromJson<Level>(jsonTextFile.text);
     }
 }
diff --git a/Assets/Scripts/LevelsSelect/LevelNameText.cs b/Assets/Scripts/LevelsSelect/LevelNameText.cs
index 9165507..60fa19e 100644
--- a/Assets/Scripts/LevelsSelect/LevelNameText.cs
+++ b/Assets/Scripts/LevelsSelect/LevelNameText.cs
@@ -10,6 +10,6 @@ public class LevelNameText : MonoBehaviour
     public void Start()
     {
         levelsLoader = GameObject.FindGameObjectWithTag("LevelsLoader").GetComponent<LevelsLoader>();
-        levelNameText.text = levelsLoader.level.Name;
+        levelNameText.text = levelsLoader.level.name;
     }
 }
diff --git a/Assets/Scripts/Player.cs b/Assets/Scripts/Player.cs
index 07afdc3..846b4ce 100644
--- a/Assets/Scripts/Player.cs
+++ b/Assets/Scripts/Player.cs
@@ -1,7 +1,6 @@
 using UnityEngine;
 using UnityEngine.SceneManagement;
 using System.IO;
-using UnityEngine.Audio;
 
 public class Player : MonoBehaviour
 {
@@ -20,17 +19,8 @@ public class Player : MonoBehaviour
     {
         levelsLoader = GameObject.FindGameObjectWithTag("LevelsLoader").GetComponent<LevelsLoader>();
 
-        string musicPath = Path.Combine("Musics", Path.GetFileNameWithoutExtension(levelsLoader.level.MusicName));
-        AudioClip clip = Resources.Load<AudioClip>(musicPath);
-        if (clip == null)
-        {
-            Debug.LogError("Music file not found at: " + musicPath);
-        }
-        else
-        {
-            audioSource.clip = clip;
-            audioSource.Play();
-        }
+        audioSource.clip = Resources.Load<AudioClip>(Path.Combine("Musics", levelsLoader.level.musicName));
+        audioSource.Play();
 
         var mainModule = particle.main;
         mainModule.simulationSpace = ParticleSystemSimulationSpace.World;
diff --git a/Documentation/UML/class-diagram.puml b/Documentation/UML/class-diagram.puml
index 586944d..7c46b46 100644
--- a/Documentation/UML/class-diagram.puml
+++ b/Documentation/UML/class-diagram.puml
@@ -17,7 +17,7 @@ class GameManager {
 
 class Level {
   - name: String
-  - musicPath: String
+  - musicName: String
   + StartLevel()
   + EndLevel()
   + CheckCompletion(): Boolean