Как преобразовать класс определенного типа в класс другого типа с входным типом

Public Class ItemAddedEventArgs(Of T)
    Sub New(Item As T)
        Me.Item = Item
    End Sub
    Public Property Item As T
End Class
 
Public Class ItemAddedEventArgs
    Sub New(Item As Object)
        Me.Item = Item
    End Sub
    Public Property Item As Object
End Class

Public Class ItemAddedEventArgs(Of T)
    Sub New(Item As T)
        Me.Item = Item
    End Sub
    Public Property Item As T
    Public Shared Widening Operator CType(obj As ItemAddedEventArgs(Of T)) As ItemAddedEventArgs
        Try
            Return New ItemAddedEventArgs(obj.Item)
        Catch ex As Exception
            Throw ex
        End Try
    End Operator
End Class

Public Class ItemAddedEventArgs
    Sub New(Item As Object)
        Me.Item = Item
    End Sub
    Public Property Item As Object
    Public Shared Narrowing Operator CType(obj As ItemAddedEventArgs) As ItemAddedEventArgs(Of T)
        Try
            Return New ItemAddedEventArgs(Of T)(obj.Item)
        Catch ex As Exception
            Throw ex
        End Try
    End Operator
End Class