How do I integrate Ziggeo SDK into Ionic 3

I’m working on App where i need to show practice interview screen
Followed by the real-time video capture with the record button look like this.
Once the video is recorded I have to save this recording into mp4 format.
For real-time video recording, we decided to use Ziggeo SDK.
I downloaded demo ionic project from github(source:-,
I can’t understated how do i implement this on my project.