Due to the way Angular organizes it model, when this Form data is sent using Ajax,
        then for this kind of widget, the sent data has to be converted into a format suitable
        for Django's Form validation.

def convert_ajax_data(self, field_data):
        """
        Due to the way Angular organizes it model, when this Form data is sent using Ajax,
        then for this kind of widget, the sent data has to be converted into a format suitable
        for Django's Form validation.
        """
        data = [key for key, val in field_data.items() if val]
        return data