Question: who is the brand ambassador of reliance jio
[{'answer': 'Shah Rukh Khan', 'provenance': [{'wikipedia_id': '48881112', 'title': 'Jio', 'start_paragraph_id': 10, 'start_character': 126, 'end_paragraph_id': 10, 'end_character': 140, 'bleu_score': 1.0, 'section': 'Section::::History.:Beta launch.\n'}]}, {'provenance': [{'wikipedia_id': '48881112', 'title': 'Jio', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 547, 'bleu_score': 0.950027409461844, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6831507788400614928}, 'section': 'Section::::History.:Beta launch.\n'}]}]