{"batchcode": "1830", "histograms": [{"batchcodes": ["1830"], "histogram": {"Dizziness": 3, "Headache": 3, "Fatigue": 2, "Joint swelling": 2, "Pyrexia": 2, "Amnesia": 1, "Arthralgia": 1, "Blood test": 1, "Body temperature": 1, "Chest pain": 1, "Dyspnoea": 1, "Formication": 1, "Lymphadenopathy": 1, "Pain": 1, "SARS-CoV-2 test": 1, "Tenderness": 1}}]}