FMOD.SoundGroup.FMOD_SoundGroup_SetUserData C# (CSharp) Method

        private static extern RESULT FMOD_SoundGroup_SetUserData        (IntPtr soundgroup, IntPtr userdata);
        [DllImport(VERSION.dll)]

 public RESULT setUserData(IntPtr userdata)
 {
     return(SoundGroup.FMOD_SoundGroup_SetUserData(soundgroupraw, userdata));
 }