PIxel binning

1.Which seller did you purchase the product(s) from?
Amazon
2.The Model number of the product(s) you have purchased?
Product Code: B0250
3.Which Platform are you using the product(s) on?
Jetson Nano B01
4.Which instruction are you following?
https://www.youtube.com/watch?v=ys33BE8Nta4
5.Has your product ever worked properly?
yes it works fine
6.What problems are you experiencing?
i need to access this mode to capture an image and to process it in opencv.

i want to increase the frame rate to 240 and to capture more light hence in need the pixel binning mode

n.b. i am using gstreamer to capture frames
7.What attempts at troubleshooting have you already made?
i have searched over the internet with no luck.
8.How would you like us to help you?
please help me either with gstreamer pipeline to achieve the pixel binning mode/ any other way to achieve that.