{"batchcode": "021M02A", "histograms": [{"histogram": {"Abdominal pain upper": 1, "Malaise": 1, "Myalgia": 1, "Pain": 1, "Pain in extremity": 1, "Rash": 1, "Vaccination site erythema": 1, "Vaccination site rash": 1, "Vaccination site warmth": 1}, "batchcodes": ["021M02A"]}]}