{"batchcode": "9D6797", "histograms": [{"batchcodes": ["9D6797"], "histogram": {"Blood cholesterol": 1, "Blood pressure measurement": 1, "Blood test": 1, "Hypertension": 1, "Intraocular pressure test": 1, "Investigation": 1, "Metamorphopsia": 1, "Optical coherence tomography": 1, "Retinal vein occlusion": 1, "SARS-CoV-2 test": 1}}]}