When we enter the eCAC - Virtual Service Center page and click on Digital Certificate on the right side of the screen opens a modal to select a certain certificate that we configure in the system (this if there are certificate (s) in the configured system). Here is the modal image with the modal description deleted:
I would like to know how I can implement a resource similar to this in a given system application using JavaScript to load the customer's NF-e certificate and use it to send the invoices to the Government and perform other operations with them . I still have not figured out where to start and few of the materials found.