{"batchcode": "011A2A", "histograms": [{"histogram": {"Angina pectoris": 1, "Headache": 1, "Hypoaesthesia": 1, "Lip swelling": 1, "Oropharyngeal discomfort": 1, "Vaccination complication": 1, "Vaccination site pruritus": 1, "Vaccination site rash": 1, "Vaccination site scar": 1, "Vaccination site warmth": 1}, "batchcodes": ["011A2A"]}]}