{"batchcode": "202A23A", "histograms": [{"histogram": {"Blood test": 1, "Injection site hypersensitivity": 1, "Injection site pruritus": 1, "Injection site reaction": 1, "Pain": 1, "Paraesthesia": 1, "SARS-CoV-2 test": 1}, "batchcodes": ["202A23A"]}]}