{"batchcode": "RL3249", "histograms": [{"histogram": {"Arthralgia": 1, "Dysphonia": 1, "Feeling abnormal": 1, "Headache": 1, "Heart rate": 1, "Heart rate increased": 1, "Hypopnoea": 1, "Lymphadenopathy": 1, "Myalgia": 1, "Tenderness": 1}, "batchcodes": ["RL3249"]}]}