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  "source": "Actual local browser tools; synthetic public fixtures.",
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        {
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        {
          "id": "nan",
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        {
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        {
          "id": "extra-brace",
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        {
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        {
          "id": "valid-nested",
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          "passed": true
        },
        {
          "id": "duplicate-key",
          "input": "{\"role\":\"reader\",\"role\":\"editor\"}",
          "output": "{\"role\":\"editor\"}",
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          "passed": true
        },
        {
          "id": "unsafe-integer",
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          "output": "{\"id\":9007199254740992}",
          "status": "JSON is valid.",
          "passed": true
        },
        {
          "id": "string-id",
          "input": "{\"id\":\"9007199254740993\"}",
          "output": "{\"id\":\"9007199254740993\"}",
          "status": "JSON is valid.",
          "passed": true
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      ],
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        {
          "id": "escaped-quote",
          "input": "name,note\nAda,\"She said \"\"hello\"\"\"",
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          "output": [
            {
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        {
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        {
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              "name": "Zoë",
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        {
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              "name": "",
              "note": "empty name"
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        {
          "id": "numeric-strings",
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        {
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              "2"
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            1
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            1,
            1
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          "passed": true
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        {
          "id": "family-emoji",
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            11,
            1,
            1,
            1
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          "passed": true
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            1,
            1
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            7,
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            1,
            1
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            6,
            1,
            1,
            1
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            1
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            11,
            2,
            1,
            1
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          "status": "Unexpected token 'u', \"{\"a\":undefined}\" is not valid JSON",
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          "id": "extra-brace",
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          "id": "missing-colon",
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          "id": "duplicate-key",
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          "output": "{\"role\":\"editor\"}",
          "status": "JSON is valid.",
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          "id": "unsafe-integer",
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          "passed": true
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        {
          "id": "string-id",
          "input": "{\"id\":\"9007199254740993\"}",
          "output": "{\"id\":\"9007199254740993\"}",
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          "passed": true
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          "input": "name,note\nAda,\"red, blue\"",
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              "note": "red, blue"
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          "id": "escaped-quote",
          "input": "name,note\nAda,\"She said \"\"hello\"\"\"",
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              "name": "Ada",
              "note": "She said \"hello\""
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          "id": "unicode",
          "input": "name,note\nZoë,你好 🙂",
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          "output": [
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              "note": "你好 🙂"
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          "id": "blank-fields",
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          "output": [
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              "note": ""
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              "name": "",
              "note": "empty name"
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          "id": "numeric-strings",
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          "id": "utf8-bom",
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              "name": "Ada",
              "note": "ok"
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          "status": "Converted 1 data row. Values remain strings.",
          "passed": true
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              "b"
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              "2"
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          "status": "Converted 2 data rows. Values remain strings.",
          "passed": true
        },
        {
          "id": "duplicate-header",
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          "status": "Header names must be unique.",
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          "headers": true,
          "output": [
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          "status": "Converted 1 data row. Values remain strings.",
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          "id": "empty",
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            1
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          "passed": true
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          "id": "family-emoji",
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            1
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          "input": "你好世界",
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