Help me get script encrypt decrypt .txt file

[jessijung]

Input: https://drive.google.com/file/d/1uim_R10e9--PArGnsrD_S4LX1r8nBLrE
Output:https://drive.google.com/file/d/1wz6i_oWASHGfH7pkpJL4wGBPBREnkyoV/
I need help get script .bms , thanks very much.

[aluigi]

You know the rules, you must ever specify the name of the game.
Moreover in this case where encryption (or compression?) is adopted and that output file means absolutely nothing.
I thought it was compressed with deflate but it isn't.