Timer for user tg bot node?

Question

Node.js

there is a bot for tg (node ​​js) there is a command (for admin) +user (-user - delete) - which adds a user to the database, the command is written to the bot, there is an "Access" button - for the user, help to implement so that when the user clicks on "Access" it was entered into the database for N days - bd.json, when the time ran out it was automatically removed from the database, I tried it somehow through the countdown timer - but made a bunch of errors)

node telegram api

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