1{2 "engine": "vegalite",3 "source": "{\n \"$schema\": \"https://vega.github.io/schema/vega-lite/v6.json\",\n \"data\": {\"values\": [{\"name\": \"A\", \"value\": 4}]},\n \"mark\": \"bar\",\n \"encoding\": {\n \"x\": {\"field\": \"name\", \"type\": \"nominal\"},\n \"y\": {\"field\": \"value\", \"type\": \"quantitative\"}\n }\n}",4 "sourceKind": "page-example"5}