Извлечение дубликатов тегов JSON

#python #json #python #json Вопрос: nestedData = """{"dashboardId":8,"evalMatches":[{"value":1,"metric":"newdb.count { creation_date: 2020-11-26 10:29:13 indicator_label: BBP 1H market: ORN/USDT }","tags":{"creation_date":"2020-11-26 10:29:13","indicator_label":"BBP 1H","market":"ORN/USDT"}},{"value":1,"metric":"newdb.count { creation_date: 2020-11-26 10:29:13 indicator_label: STOCHRSI 1H market: UTK/BTC }","tags":{"creation_date":"2020-11-26…