window.Asc.plugin.executeMethod ("InsertOleObject", [
    {
        "Data": "{data}",
        "ImageData": "data:image/png;base64,image-in-the-base64-format",
        "ApplicationId": "asc.{38E022EA-AD92-45FC-B22B-49DF39746DB4}",
        "Width": 70,
        "Height": 70,
        "WidthPix": 60 * 36000,
        "HeightPix": 60 * 36000
    },
true]);