Tripod Quick Release Plate for Insignia NS-TRP58
Based on this make experience:
https://www.thingiverse.com/make:1224691
Used with a 1/4-20 x 3/4 bolt, after trimming off 7mm (thanks to https://www.diyvideostudio.com/what-is-the-standard-camera-tripod-screw-thread-size/ ).