struct User {
  let id: String
  let index: Int
  let guid: String
  let isActive: Bool
  let balance: String
  let picture: String
  let age: Int
  let eyeColor: Color
  let name: String
  let gender: Gender
  let company: String
  let email: String
  let phone: String
  let address: String
  let about: String
  let registered: String
  let latitude: Double
  let longitude: Double
  let tags: [String]
  let friends: [Friend]
  let greeting: String
  let favoriteFruit: String

  enum Color: String {
    case red, green, blue, brown
  }

  enum Gender: String {
    case male, female
  }

  struct Friend {
    let id: Int
    let name: String
  }
}