{"batchcode": "+-EW0150", "histograms": [{"histogram": {"Arthralgia": 1, "Chills": 1, "Fatigue": 1, "Heart rate increased": 1, "Injection site pain": 1, "Lymphadenopathy": 1, "Myalgia": 1, "Pyrexia": 1}, "batchcodes": ["+-EW0150"]}]}