{"batchcode": "0404C21A", "histograms": [{"histogram": {"Balance disorder": 2, "Chest pain": 2, "Decreased appetite": 2, "Ear pain": 2, "Headache": 2, "Hyperhidrosis": 2, "Hypoaesthesia oral": 1, "Neck pain": 1, "Oral discomfort": 1, "Oral mucosal erythema": 1, "Palpitations": 1, "Paraesthesia oral": 1, "Tongue discomfort": 1, "Vaccination site pain": 1}, "batchcodes": ["0404C21A"]}]}