upload picture control not getting for ILocalizedLocaleModel nop 4.3

https://www.dropbox.com/s/gvn54lgryt3q7ki/lang1.JPG?dl=0

https://www.dropbox.com/s/d5fix24tzo96jmv/lang2.JPG?dl=0
upload control getting for second language
have you ever did like this?

[UIHint("PictureString")]
        [NopResourceDisplayName("Admin.Catalog.Campaigns.Fields.PictureString")]
        public string PictureId { get; set; }

public partial class CampaignLocalizedModel : ILocalizedLocaleModel
    {
       public int LanguageId { get; set; }
        [UIHint("PictureString")]
        [NopResourceDisplayName("Admin.Catalog.Campaigns.Fields.PictureString")]
        public string PictureId { get; set; }
}