URL    = "https://b24-ar17wx.bitrix24.by/rest/1/f2ppp8uucc891111/";
    TaskID = "1078";

    Result = OPI_Bitrix24.CompleteTask(URL, TaskID);

    URL    = "b24-ar17wx.bitrix24.by";
    Token  = "fe3fa966006e9f06006b12e400000001000...";
    TaskID = "1080";

    Result = OPI_Bitrix24.CompleteTask(URL, TaskID, Token);