import json

def universal_transcript(self, pretty=False):
    return json.dumps(self.converted_words, indent=4 if pretty else None)

def viral_overlay(self, pretty=False):
    return json.dumps([
        {'start': word['start'],
         'stop': word['end'],
         'text': word['word'].title() 
             if word['always_capitalized'] else word['word']
        }

                       for word in self.converted_words]
                       , indent=4 if pretty else None
            )