// SignIn struct to describe login user.
type SignIn struct {
    Username string `json:"username" validate:"required,email,lte=255"`
    Password string `json:"password" validate:"required,gte=6"`
}

// User contains user information
type User struct {
    FirstName      string     `validate:"required"`
    LastName       string     `validate:"required"`
    Age            uint8      `validate:"gte=0,lte=130"`
    Email          string     `validate:"required,email"`
    Gender         string     `validate:"oneof=male female prefer_not_to"`
    FavouriteColor string     `validate:"iscolor"`                // alias for 'hexcolor|rgb|rgba|hsl|hsla'
    Addresses      []*Address `validate:"required,dive,required"` // a person can have a home and cottage...
}

// Address houses a users address information
type Address struct {
    Street string `validate:"required"`
    City   string `validate:"required"`
    Planet string `validate:"required"`
    Phone  string `validate:"required"`
}

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