How to scrape a specific information from a web page that loads after X seconds?

Hi, I would like to scrape a piece of information from the below url
https://pastedownload.com/mdisk-video-downloader/#url=https://mdisk.me/convertor/640x321/FEaMGW
which gives the download link after few seconds...how to wait and check for the selector and extract the information ?
i would like to scrape the below url using selector but problem is waiting for x seconds for the selector to appear.