{
    // Comments are allowed in JSON5
    /* Multi-line comments too */
    
    // Unquoted keys
    unquotedKey: "value",
    
    // Single quotes
    'singleQuotes': 'are supported',
    
    // Trailing commas
    "trailingComma": [
        1,
        2,
        3,
    ],
    
    "objectTrailingComma": {
        "a": 1,
        "b": 2,
    },

    // Numbers
    "hexadecimal": 0xDEADBEEF,
    "leadingDecimalPoint": .8675309,
    "trailingDecimalPoint": 8675309.,
    "positiveSign": +1,
    "explicitPlus": +1.23,
    "infinity": Infinity,
    "negativeInfinity": -Infinity,
    "nan": NaN,
    "negativeNan": -NaN,

    // Strings
    "lineContinuation": "This string \
continues on the next line",
    "escapes": "\0 \x12",
    
    // Standard JSON features still work
    "standard": {
        "bool": true,
        "null": null,
        "float": 3.14159e+10
    },

    "mixedArray": [
        "string",
        123,
        true,
        null,
        { nested: "obj" },
        [ "nested", "array" ],
        Infinity,
        NaN,
    ],

    // More complex nested structures
    "complex": {
        "users": [
            {
                id: 1,
                name: "Alice",
                roles: ["admin", "editor"],
                active: true,
                metadata: {
                    lastLogin: "2023-01-01T12:00:00Z",
                    preferences: {
                        theme: "dark",
                        notifications: true
                    }
                }
            },
            {
                id: 2,
                name: 'Bob',
                roles: ['viewer'],
                active: false,
                metadata: null
            }
        ],
        "settings": {
            debug: true,
            maxRetries: 5,
            timeout: 30.5,
            features: {
                newUI: true,
                betaAccess: false
            }
        }
    },

    // Edge cases and stress testing
    "stress": [
        // Empty object
        {},
        // Empty array
        [],
        // Deeply nested
        [[[[["deep"]]]]],
        // Unicode keys and values
        {
            "中文键": "中文值",
            "emoji": "🚀",
            "escapedUnicode": "\u00A9"
        },
        // Various number formats
        [
            0,
            -0,
            1,
            -1,
            1.5,
            -1.5,
            1.5e3,
            -1.5e3,
            1.5e-3,
            -1.5E-3
        ]
    ],

    // Final comment
    "footer": "End of test"
}