How to make Ibeacon estimode detect all beacons with unity

Question

I download the ibeacons asset store from the unity asset store I try to modify it so it can detect all the near estimote beacons because in the asset store I need to add the identified of the beacon so it can detect it, I want to make it detect all the nears beacons automatically without typing the beacon identified in the inputfield this is the script that I'm using can anyone help me even a sample idea I have been searching for solutions from a long time.