Question: who does the voice of rolly on puppy dog pals
[{'answer': 'Sam Lavagnino', 'provenance': [{'wikipedia_id': '51552501', 'title': 'Puppy Dog Pals', 'start_paragraph_id': 7, 'start_character': 29, 'end_paragraph_id': 7, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Characters.:Main.\n'}]}]