问当尝试在另一个数组中使用可解码结构时，获取可解码错误

EN

struct Packages : Decodable {
let id: Int
let name: String
let idService: Int
let nationality: String
let totalPrice: Int
let visitsPerWeek: Int
let pricePerVisit: Int
let excludedDays: String
let excludedShifts: String
let excludedDates: String
let extraVisits: Int
let dateEnabled: String
let dateDisabled: String
let allowedFrom: String
let allowedTo: String
let visitType: String
let createdAt: String?
let updatedAt: String?
}
struct Nationalities : Decodable{
let id: Int
let name: String
let createdAt: String?
let updatedAt: String?
}
struct Services : Decodable{
let id: Int
let name, description: String
let createdAt: String?
let updatedAt: String?
}

struct Root2 : Decodable {
let services : [Services]
let nationalities : [Nationality]
let packages : [Packages]
}