A Tapo C120/C121 mount for the X motor plate of your A1 that puts the camera in a good position to view the nozzle of the printer. 
 

Uses provided screws and nut from the Tapo C120 arm to connect parts together.

Exploded view for assembly order:
 

I would suggest adjusting the focus of the camera manually to get a clear image, in my provided image of the camera view the camera is NOT manually focused. Follow the helpful guide under this model to focus your camera.