SpawnManager

/// <summary>
/// Manages the spawning and despawning of networked objects.
/// </summary>
public class SpawnManager : NetworkBehaviour
{
    /// <summary>
    /// Singleton Instance of the SpawnManager.
    /// </summary>
    public static SpawnManager Instance;

    /// <summary>
    /// Reference to the NetworkManager.
    /// </summary>
    [SerializeField]
    private NetworkManager networkManager;

    /// <summary>
    /// Initializes the singleton Instance and sets up event handlers.
    /// </summary>
    void Awake()
    {
        if (Instance == null)
        {
            Instance = this;
        }

        networkManager = InstanceFinder.NetworkManager;
    }

    [ServerRpc(RequireOwnership = false)]
    public void RPC_SpawnObjectAtPosition(GameObject prefab, Scene scene, Vector2 position)
    {
        SpawnObjectAtPosition(prefab, scene, position);
    }

    private void SpawnObjectAtPosition(GameObject prefab, Scene scene, Vector2 position)
    {
        NetworkObject networkObject = networkManager.GetPooledInstantiated(prefab, position, Quaternion.identity, true);
        networkManager.ServerManager.Spawn(networkObject, null, scene);
    }

    /// <summary>
    /// Despawns a networked object.
    /// </summary>
    /// <param name="nob">The networked object to despawn.</param>
    [ServerRpc(RequireOwnership = false)]
    public void RPC_DespawnObject(NetworkObject nob)
    {
        DespawnObject(nob);
    }

    private void DespawnObject(NetworkObject nob)
    {
        networkManager.ServerManager.Despawn(nob);
    }
}