UserID = 1;

    URL   = "https://b24-ar17wx.bitrix24.by/rest/1/1o2...";
    Text  = "Message text";
    Image = "https://raw.githubusercontent.com/Bayselonarrend/OpenIntegrations/main/service/test_data/picture.jpg";
    File  = "https://github.com/Bayselonarrend/OpenIntegrations/raw/main/service/test_data/document.docx";

    Attachments = New Array;
    Attachments.Add(OPI_Bitrix24.GetPictureBlock("Image1"  , Image));
    Attachments.Add(OPI_Bitrix24.GetFileBlock("File1.docx" , File));

    Result = OPI_Bitrix24.CreateSystemNotification(URL, UserID, Text, ,Attachments);

    URL    = "b24-ar17wx.bitrix24.by";
    Token  = "37d1fe66006e9f06006b12e400000001000...";
    Tag    = "New";
    UserID = 10;

    Result = OPI_Bitrix24.CreateSystemNotification(URL, UserID, Text, Tag, , Token);