Token = "sl.B7RRdlnDML6hoVUHl6bk7CQxx0SFu8rLlSxh2VTkVQIh_m6CJKk_MYsdfWowBOji0Gn-hg1kNb...";
    File  = "kJU6-a-pT48AAAAAAAAABw";

    Result = OPI_Dropbox.CancelFilePublication(Token, File);