{"batchcode": "SPIKEVAX. LOT00", "histograms": [{"batchcodes": ["SPIKEVAX. LOT00"], "histogram": {"Blindness unilateral": 1, "Blood pressure systolic": 1, "Heart rate": 1, "Hypertension": 1, "Retinal vascular occlusion": 1, "Tachycardia": 1}}]}