{ "user": { "name": "Alice Johnson", "age": 28, "email": "alice@example.com", "active": true, "bio": "Hello\nWorld\tTest\rLine" }, "scores": [95, 87, 92, 78, 100], "tags": new Set(["javascript", "typescript", "node"]), "metadata": new Map([["created", "2024-01-15"], ["modified", "2024-01-20"]]), "specialNumbers": { "notANumber": NaN, "infinity": Infinity, "negInfinity": -Infinity, "negativeZero": -0, "pi": Math.PI, "maxValue": Number.MAX_VALUE, "epsilon": Number.EPSILON }, "address": { "street": "123 Main St", "city": "San Francisco", "state": "CA", "zipcode": "94102" }, "timestamp": new Date("2024-01-20T12:00:00Z"), "pattern": /[a-z]+/gi, "error": new Error("Sample error message") }