{"batchcode": "127800M1", "histograms": [{"histogram": {"Arthralgia": 1, "Chills": 1, "Extensive swelling of vaccinated limb": 1, "Fatigue": 1, "Headache": 1, "Influenza like illness": 1, "Injection site reaction": 1, "Malaise": 1, "Myalgia": 1, "Nausea": 1, "Pyrexia": 1}, "batchcodes": ["127800M1"]}]}