public static void Main()
var phoneNumberUtil = PhoneNumbers.PhoneNumberUtil.GetInstance();
var e164PhoneNumber = "+351915512170";
var phoneNumber = phoneNumberUtil.Parse(e164PhoneNumber, null);
var json = Newtonsoft.Json.JsonConvert.SerializeObject(phoneNumber, new Newtonsoft.Json.JsonSerializerSettings
ContractResolver = new Newtonsoft.Json.Serialization.CamelCasePropertyNamesContractResolver(),
NullValueHandling = Newtonsoft.Json.NullValueHandling.Ignore,
Formatting = Newtonsoft.Json.Formatting.Indented,
ReferenceLoopHandling = Newtonsoft.Json.ReferenceLoopHandling.Ignore,
string jsonString= JsonSerializer.Serialize(phoneNumber);
Console.WriteLine(jsonString);