Музыка есть

Game/CourierOld/Assets/Code/Configs/AudioMixerConfig.cs

@@ -1,12 +1,13 @@
 using UnityEngine;
 using UnityEngine.AddressableAssets;
+using UnityEngine.Audio;
 
 namespace Code.Configs
 {
     [CreateAssetMenu(menuName = "Config/Audio/Mixer", fileName = "AudioMixerConfig")]
     public class AudioMixerConfig : ScriptableObject
     {
-        public AssetReference audioMixerPrefab;
+        public AudioMixer audioMixerAsset;
         public AssetReference audioSourcePrefab;
     }
 }