JSON 線上格式化與語法驗證器

{
  "userId": "usr_98234",
  "username": "alex_tw",
  "email": "alex@example.tw",
  "isActive": true,
  "creditScore": 750,
  "profile": {
    "fullName": "陳大為",
    "avatarUrl": "https://images.unsplash.com/photo-1534528741775-53994a69daeb",
    "location": "台北市信義區"
  },
  "roles": [
    "developer",
    "subscriber"
  ]
}