{"batchcode": "ER2613", "histograms": [{"histogram": {"Dizziness": 2, "Injection site bruising": 2, "Dyspnoea": 1, "Injection site hypoaesthesia": 1, "Injection site pain": 1, "Injection site paraesthesia": 1, "Injection site swelling": 1, "Palpitations": 1, "Vaccination complication": 1}, "batchcodes": ["ER2613"]}]}