Order to write a chrome extension to download videos/photos/gifs from twitter

I want 2 types of access:

1. free access - 5 downloads of videos/images/gifs per day

- 1 download at a time

2. paid access monthly/quarterly/annually

- Unlimited downloads of videos, images and gifs

- Download video, image, gif from a direct message

- Download videos in the same Twitter post with multiple videos

- Download videos, images and gifs together

- Choose between different resolutions

- Download multiple videos simultaneously

All combined with stripe and the ability to create a premium user account