{"batchcode": "010L20A", "histograms": [{"histogram": {"Chills": 1, "Hospitalisation": 1, "Injection site erythema": 1, "Injection site pruritus": 1, "Injection site rash": 1, "Magnetic resonance imaging neck": 1, "Myalgia": 1, "Spondylitis": 1, "Unevaluable event": 1}, "batchcodes": ["010L20A"]}]}