{"batchcode": "029/20A", "histograms": [{"histogram": {"Arthralgia": 1, "Bone pain": 1, "Breast pain": 1, "Chills": 1, "Crying": 1, "Fatigue": 1, "Injection site pain": 1, "Musculoskeletal pain": 1, "Pain": 1, "Sleep disorder": 1, "Vaccination complication": 1, "Vaccination site induration": 1, "Vaccination site pruritus": 1, "Vaccination site swelling": 1, "Vaccination site warmth": 1}, "batchcodes": ["029/20A"]}]}