{"batchcode": "02XC21A", "histograms": [{"histogram": {"Axillary pain": 1, "Depressed mood": 1, "Emotional distress": 1, "Erythema": 1, "Feeling hot": 1, "Lymphadenopathy": 1, "Rash": 1, "Scar pain": 1, "Skin exfoliation": 1, "Vaccination complication": 1}, "batchcodes": ["02XC21A"]}]}