URL = "https://b24-ar17wx.bitrix24.by/rest/1/1o2...";

    Name     = "Main department";
    ParentID = 1;

    Result = OPI_Bitrix24.CreateDepartment(URL, Name, ParentID);

    URL   = "b24-ar17wx.bitrix24.by";
    Token = "ec4dc366006e9f06006b12e400000001000...";

    Name     = "Subordinate department";
    ParentID = "196";
    HeadID   = 1;

    Result = OPI_Bitrix24.CreateDepartment(URL, Name, ParentID, HeadID, Token);