URL    = "https://b24-ar17wx.bitrix24.by/rest/1/h0m...";
    LeadID = "2634";

    Result = OPI_Bitrix24.GetLead(URL, LeadID);

    URL    = "b24-ar17wx.bitrix24.by";
    Token  = "0ebbf768006e9f06006b12e400000001000...";
    LeadID = "2636";

    Result = OPI_Bitrix24.GetLead(URL, LeadID, Token);