{"batchcode": "0050E21A", "histograms": [{"histogram": {"Arthralgia": 1, "Chest pain": 1, "Condition aggravated": 1, "Dyspnoea": 1, "Extra dose administered": 1, "Injection site swelling": 1, "Myalgia": 1, "Peripheral swelling": 1, "Pyrexia": 1}, "batchcodes": ["0050E21A"]}]}