Text   = "New post text";
    Title  = "New post title";
    Image1 = FunctionParameters["Picture"]; // URL, Path or Binary Data
    PostID = FunctionParameters["Bitrix24_PostID"];

    Files = New Map;
    Files.Insert("1.png", Image1);

    URL = FunctionParameters["Bitrix24_URL"];

    Result = OPI_Bitrix24.UpdatePost(URL, PostID, Text, , Files, Title);

    OPI_TestDataRetrieval.WriteLog(Result, "UpdatePost (wh)", "Bitrix24");

    URL    = FunctionParameters["Bitrix24_Domain"];
    Token  = FunctionParameters["Bitrix24_Token"];
    PostID = FunctionParameters["Bitrix24_HookPostID"];

    Result = OPI_Bitrix24.UpdatePost(URL, PostID, Text, , Files, Title, Token);