{"batchcode": "EL0149", "histograms": [{"batchcodes": ["EL0149", "EL33002"], "histogram": {"COVID-19": 1, "SARS-CoV-2 test positive": 1}}, {"batchcodes": ["EL0149"], "histogram": {"Inappropriate schedule of product administration": 1, "Menstruation delayed": 1, "Muscle spasms": 1, "Myalgia": 1, "SARS-CoV-2 test": 1, "Unevaluable event": 1}}]}