{"batchcode": "012L204A", "histograms": [{"histogram": {"Lymphadenopathy": 1, "Vaccination site erythema": 1, "Vaccination site induration": 1, "Vaccination site pain": 1, "Vaccination site pruritus": 1, "Vaccination site swelling": 1, "Vaccination site warmth": 1}, "batchcodes": ["012L204A"]}]}