{"batchcode": "088D221A", "histograms": [{"histogram": {"Blood pressure increased": 2, "Headache": 2, "Blood test": 1, "Chest X-ray": 1, "Chest pain": 1, "Dyspnoea": 1, "Electrocardiogram": 1, "Impaired work ability": 1, "Injected limb mobility decreased": 1, "Vaccination site pain": 1}, "batchcodes": ["031B21A", "088D221A"]}]}