Data+Extension.swift

extension Data {
    func toString() -> String? {
        let str = String(data: self, encoding: .utf8)
        return str
    }
    
    func toDictionary() -> [String: Any]? {
        do {
            return try JSONSerialization.jsonObject(with: self, options: []) as? [String: Any]
        } catch {
            print("toDictionary conversion error : \(error.localizedDescription)")
        }
        
        return nil
    }
    
    var bytes: [UInt8] {
        return [UInt8](self)
    }
}

extension String {
    func toData() -> Data? {
        self.data(using: .utf8)
    }
}