{"batchcode": "0486B21A", "histograms": [{"histogram": {"Breast pain": 1, "Immunisation reaction": 1, "Lymphadenopathy": 1, "Peripheral swelling": 1, "Pruritus": 1, "Ultrasound breast abnormal": 1, "Urticaria": 1}, "batchcodes": ["0486B21A"]}]}