{"batchcode": "0661-21A", "histograms": [{"histogram": {"Chills": 1, "Lymph node pain": 1, "Lymphadenopathy": 1, "Pain in extremity": 1, "Pruritus": 1, "Rash": 1, "Urticaria": 1}, "batchcodes": ["0661-21A"]}]}